chrisrod98
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Elementary/Primary School Exams Science Quiz on Science Energy, created by chrisrod98 on 07/06/2013.

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Science Energy

Question 1 of 23

1

What is a Joule?

Select one of the following:

  • A unit of energy

  • A type of energy

Explanation

Question 2 of 23

1

Why is energy important?

Select one of the following:

  • It makes things move and grow.

  • It is required to make things happen.

Explanation

Question 3 of 23

1

What is potential energy?

Select one of the following:

  • Energy which can be change to different types.

  • Energy stored in an object due to its position.

Explanation

Question 4 of 23

1

What is heat energy?

Select one of the following:

  • Energy that is possessed by all hot objects.

  • Energy which is hot

Explanation

Question 5 of 23

1

What is chemical potential energy?

Select one of the following:

  • Energy held in bonds between atoms.

  • Energy from chemicals

Explanation

Question 6 of 23

1

What is kinetic energy?

Select one of the following:

  • Energy from stationary objects

  • Energy possessed by all moving objects.

Explanation

Question 7 of 23

1

What is a Watt?

Select one of the following:

  • A unit of energy

  • A unit of power

Explanation

Question 8 of 23

1

What is electrical energy?

Select one of the following:

  • Currents in electric.

  • Energy carried by moving charges

Explanation

Question 9 of 23

1

Gravitational potential energy?

Select one of the following:

  • Energy possessed by all objects, which are high up

  • Energy in falling objects

Explanation

Question 10 of 23

1

What is elastic potential energy?

Select one of the following:

  • Energy in rubber bands

  • Energy stored in squashed or stretched objects

Explanation

Question 11 of 23

1

What is nuclear potential energy?

Select one of the following:

  • Energy stored in the nucleus of an object.

  • Energy in radioactive materials

Explanation

Question 12 of 23

1

When would an object have more kinetic energy?

Select one of the following:

  • When it increases speed

  • When it slows down

Explanation

Question 13 of 23

1

Why is heat energy a type of kinetic energy?

Select one of the following:

  • Because fire moves

  • Because it is due to the movement of particles, which speed up when an object is heated.

Explanation

Question 14 of 23

1

What is radiant energy?

Select one of the following:

  • Energy carried by electromagnetic waves like light and xrays.

  • Energy that is radiant

Explanation

Question 15 of 23

1

1 Kilo Joule is equal to...

Select one of the following:

  • 1000 Joules

  • 100 Joules

Explanation

Question 16 of 23

1

1 calorie is equal to...

Select one of the following:

  • 4 kilo Joules

  • 4.2 kilo Joules

Explanation

Question 17 of 23

1

How to interpret constant speed?

Select one of the following:

  • Equal distance in equal interval of time

  • The graph is bent

Explanation

Question 18 of 23

1

How to interpret accelerating graph?

Select one of the following:

  • Unequal distance in equal interval of time

  • Straight graph

Explanation

Question 19 of 23

1

Energy input=_____ energy+_______ energy

Select one of the following:

  • Useful and waste

  • heat and chemical

Explanation

Question 20 of 23

1

How to find the energy efficiency of something?

Select one of the following:

  • Divide by 5 then times 100

  • Useful energy output
    divide
    total energy input
    times 100 and answer is in %

Explanation

Question 21 of 23

1

How to find distance with speed and time?

Select one of the following:

  • Speed divided by time

  • Time divide by speed

Explanation

Question 22 of 23

1

How to find time with distance and velocity?

Select one of the following:

  • Distances divide by velocity.

  • Times distance by velocity

Explanation

Question 23 of 23

1

What is the conservation of energy law?

Select one of the following:

  • Energy can neither be created or destroyed but it can be changed from one form to another (or passed between objects)

  • Energy cannot be over used

Explanation

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