-
question_answer1)
Pick the odd one out.
A)
Bicycle done
clear
B)
Pulley done
clear
C)
Wedge done
clear
D)
Screw done
clear
View Solution play_arrow
-
question_answer2)
_____ is the ability to do work.
A)
Energy done
clear
B)
Simple machine done
clear
C)
Complex machine done
clear
D)
Force done
clear
View Solution play_arrow
-
question_answer3)
Pick the odd one out.
A)
Cool done
clear
B)
Biomass done
clear
C)
Geothermal done
clear
D)
Solar done
clear
View Solution play_arrow
-
question_answer4)
Gravity: Downward force:: ______ : Upward force.
A)
Applied force done
clear
B)
Magnetic force done
clear
C)
Buoyant force done
clear
D)
Frictional force done
clear
View Solution play_arrow
-
question_answer5)
Choose the incorrect option.
A)
Car tire - Rood - Friction force done
clear
B)
Iron - Magnet - Magnetic force done
clear
C)
Floating boats - Buoyant force done
clear
D)
Ships - spring force done
clear
View Solution play_arrow
-
question_answer6)
Pick the odd one out.
A)
Friction done
clear
B)
Weight done
clear
C)
Energy done
clear
D)
Air resistance done
clear
View Solution play_arrow
-
question_answer7)
Which of the following is the renewable source of energy?
A)
Water done
clear
B)
Biomass done
clear
C)
Petrol done
clear
D)
both (a) and (b) done
clear
View Solution play_arrow
-
question_answer8)
What is the full form of LPG?
A)
Liquefied Petroleum gas done
clear
B)
Liquefied Petroleum gasoline done
clear
C)
Liquid Petrol gasoline done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer9)
Which of the following is the example of kinetic energy?
A)
A boy is sleeping done
clear
B)
A fan is off. done
clear
C)
A car is moving done
clear
D)
A girl watching television done
clear
View Solution play_arrow
-
question_answer10)
Which of the following is an example of pulley?
A)
Wheel and axle done
clear
B)
Crane done
clear
C)
Knife done
clear
D)
Wrenches done
clear
View Solution play_arrow
-
question_answer11)
Which of the following is an example of simple machines?
A)
Screw done
clear
B)
Wheel and axle done
clear
C)
Bicycle done
clear
D)
Both (a) and (b) done
clear
View Solution play_arrow
-
question_answer12)
Which of the following is a complex machines?
A)
Wheel and axle done
clear
B)
Crane done
clear
C)
Sewing machine done
clear
D)
Wedge done
clear
View Solution play_arrow
-
question_answer13)
Which of the following is a renewable source of energy?
A)
Solar energy done
clear
B)
Geothermal energy done
clear
C)
Geothermal energy done
clear
D)
Both (a) and (c) done
clear
View Solution play_arrow
-
question_answer14)
Which of the following is an example of non-renewable energy?
A)
Solar energy done
clear
B)
Hydro energy done
clear
C)
Nuclear energy done
clear
D)
Geothermal energy done
clear
View Solution play_arrow
-
question_answer15)
Slide is an example of ______
A)
Pulley done
clear
B)
inclined plane done
clear
C)
Wedge done
clear
D)
lever done
clear
View Solution play_arrow
-
question_answer16)
_____ is a simple machine that uses grooved wheels and a rope to raise, lower or move a load?
A)
Lever done
clear
B)
Inclined plane done
clear
C)
Wheel and axle done
clear
D)
Pulley done
clear
View Solution play_arrow
-
question_answer17)
Work done = Force x _____.
A)
Distance done
clear
B)
Acceleration done
clear
C)
Velocity done
clear
D)
Speed done
clear
View Solution play_arrow
-
question_answer18)
The unit of power is _____.
A)
watt per second done
clear
B)
joule done
clear
C)
Kilojoule done
clear
D)
Joule per second done
clear
View Solution play_arrow
-
question_answer19)
Which form of energy does the flowing water possess?
A)
Gravitational energy done
clear
B)
Potential energy done
clear
C)
Electrical energy done
clear
D)
Kinetic energy done
clear
View Solution play_arrow
-
question_answer20)
Which type of simple machine would the bottom of the light bulb be?
A)
Wedge done
clear
B)
Inclined pane done
clear
C)
Lever done
clear
D)
Screw done
clear
View Solution play_arrow
-
question_answer21)
What is the force that stops us from slipping when we walk?
A)
Gravity done
clear
B)
Friction done
clear
C)
Air resistance done
clear
D)
Up thrust done
clear
View Solution play_arrow
-
question_answer22)
Match the following:
List I | List II |
A | Wheel and axle | 1 | Bike ramps |
B | Pulley | 2 | Knives |
C | Inclined plane | 3 | Roller skates |
D | Wedge | 4 | Cranes |
A B C D
A)
3 4 1 2 done
clear
B)
2 1 3 4 done
clear
C)
3 2 1 4 done
clear
D)
1 3 2 4 done
clear
View Solution play_arrow
-
question_answer23)
A)
1 2 4 3 done
clear
B)
2 3 1 4 done
clear
C)
3 4 2 1 done
clear
D)
1 3 4 2 done
clear
View Solution play_arrow
-
question_answer24)
Directions: Solve the crossword by answering the following questions.
(1Across) Hydroelectric power makes electricity by using energy from falling
A)
winds done
clear
B)
water done
clear
C)
Tides done
clear
D)
waves done
clear
View Solution play_arrow
-
question_answer25)
Directions: Solve the crossword by answering the following questions.
(2 Down) If you are running, you have this kind of energy.
A)
Potential done
clear
B)
Kinetic done
clear
C)
Gravity done
clear
D)
Thermal done
clear
View Solution play_arrow
-
question_answer26)
Directions: Solve the crossword by answering the following questions.
(3 across) Almost all machines used for transportation use this fossil fuel.
A)
Coal done
clear
B)
Wax done
clear
C)
Oil done
clear
D)
Gas done
clear
View Solution play_arrow
-
question_answer27)
What simple machine uses a slanted surface that connects o lower level to a higher level?
A)
Inclined plane done
clear
B)
Screw done
clear
C)
Wedge done
clear
D)
Lever done
clear
View Solution play_arrow
-
question_answer28)
Which of the following is an upward force on an object produced by the surrounding liquid or gas in which it is fully or partially immersed
A)
Magnetic force done
clear
B)
Buoyant force done
clear
C)
Gravity done
clear
D)
Friction force done
clear
View Solution play_arrow
-
question_answer29)
How many types of energies are hidden in the grid?
A)
5 done
clear
B)
7 done
clear
C)
6 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer30)
A stretched slinky has ______ energy.
A)
Potential done
clear
B)
kinetic done
clear
C)
Thermal done
clear
D)
nuclear done
clear
View Solution play_arrow
-
question_answer31)
,______ energy is used to operate and run computers, machines, fans, etc.
A)
Thermal done
clear
B)
Electrical done
clear
C)
Nuclear done
clear
D)
Solar done
clear
View Solution play_arrow
-
question_answer32)
Which energy is being talked about here?
A)
Thermal energy done
clear
B)
Chemical energy done
clear
C)
Nuclear energy done
clear
D)
Mechanical energy done
clear
View Solution play_arrow
-
question_answer33)
Mr. Penguin is describing this energy as dangerous to Mr. Bob. Why? Because it can damage the cells of our body. Since it cannot be seen, we cannot take precautions.
A)
Only A done
clear
B)
Only B done
clear
C)
Both A and B done
clear
D)
neither A nor B done
clear
View Solution play_arrow
-
question_answer34)
Friction can be useful when driving a car. How can friction be reduced in a car?
A)
Use the rear view mirror when turning. done
clear
B)
Check the headlights once a week. done
clear
C)
Keep the engine topped up with oil. done
clear
D)
Don't let the diesel/petrol fall too low in the tank done
clear
View Solution play_arrow
-
question_answer35)
Read the statements and choose the correct option. Statement A: Coal is o source of energy.
A)
Only statement A is true. done
clear
B)
Only statement B is true. done
clear
C)
Both statements are true. done
clear
D)
Both statements are false. done
clear
View Solution play_arrow
-
question_answer36)
Which type of simple machine is a see-sow on a play ground?
A)
Lever done
clear
B)
Wedge done
clear
C)
Pulley done
clear
D)
Inclined plane done
clear
View Solution play_arrow
-
question_answer37)
Which form of energy is depicted in the given figure?
A)
Solar energy done
clear
B)
Thermal energy done
clear
C)
Geothermal energy done
clear
D)
Wind energy done
clear
View Solution play_arrow
-
question_answer38)
Match the following:
List I | List II |
A | Sun | 1 | Biomass energy |
B | Earth | 2 | Solar energy |
C | Forests | 3 | Hydropower energy |
D | Rain | 4 | Geothermal |
A B C D
A)
3 1 4 2 done
clear
B)
2 4 1 3 done
clear
C)
1 3 2 4 done
clear
D)
4 2 1 3 done
clear
View Solution play_arrow
-
question_answer39)
Read the statements and choose the correct option. Statement A: The purpose of simple machine is to make work easier by allowing for a push or pull to occur over an increased distance, Statement B: A compound/complex machine is two or more simple machine that are working together to make the work easier,
A)
Only statement A is true. done
clear
B)
Only statement B is true. done
clear
C)
Both A and B are true. done
clear
D)
Both A and B are untrue. done
clear
View Solution play_arrow
-
question_answer40)
What type of energy is being depicted in the given figure?
A)
Renewable done
clear
B)
Non-renewable done
clear
C)
Thermal done
clear
D)
Solar done
clear
View Solution play_arrow
-
question_answer41)
A roller coaster is shown in the figure, at points 1 and 2. At what point kinetic energy is maximum?
A)
Point 1 done
clear
B)
Point 2 done
clear
C)
Both done
clear
D)
None done
clear
View Solution play_arrow
-
question_answer42)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
rest done
clear
B)
motion done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer43)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
rest done
clear
B)
motion done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer44)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
rest done
clear
B)
motion done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer45)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
pull done
clear
B)
motion done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer46)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
pull done
clear
B)
shape done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer47)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
Pull done
clear
B)
Shape done
clear
C)
Force done
clear
D)
gravity done
clear
View Solution play_arrow
-
question_answer48)
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.
A)
weight done
clear
B)
shape done
clear
C)
Force done
clear
D)
energy done
clear
View Solution play_arrow
-
question_answer49)
With the increase in population and needs of people the non-renewable resources such as coal. Petrol and natural gas ore exhausting day by day. What can be the result if we continue using these resources without thinking?
A)
Nothing will happen. done
clear
B)
These resources will be produced again done
clear
C)
One day these resources will get finished done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer50)
Rini and Simi were watching television in their drawing room. All the appliances of their room fans tube light, air conditioner were on. As a good friend of Rini and Simi. what will you suggest them to save electricity?
A)
Sit and Watch television with them done
clear
B)
Ask them to play outside done
clear
C)
Use minimum number of appliances. done
clear
D)
Both (b) and (c) done
clear
View Solution play_arrow