Free Printable Energy and Chemical Equations

1.

Potential Energy or Kinetic Energy: A moving car

a)

Potential Energy

b)

Kinetic Energy

2.

Potential Energy or Kinetic Energy: Apple in a Tree

a)

Potential Energy

b)

Kinetic Energy

3.

Potential Energy or Kinetic Energy: Rock on a Cliff

a)

Potential

b)

Kinetic

4.

Potential Energy or Kinetic Energy: A spinning windmill

a)

Potential Energy

b)

Kinetic Energy

5.

Which statement best describes Mechanical Energy?

a)

Energy produced by a machine or moving part.

b)

Energy that is produced by an electrical current in a circuit.

c)

Energy from the sun.

d)

Energy from sounds.

6.

A burning fire is an example of which type of energy?

a)

Electrical

b)

Mechanical

c)

Thermal

d)

Potential

7.

Electric energy is...

a)

the energy an electric current carries.

b)

energy produced from light.

c)

energy produced from a chemical reaction.

d)

energy from sound.

8.

Which is NOT an example of chemical energy?

a)

A book on a desk

b)

photosynthesis

c)

your body digesting food

d)

wood burning

9.

Which is an example of light energy?

a)

A book on a desk

b)

Someone eating a meal

c)

A dog

d)

The Sun

10.

True or False: The Law of Conservation of Energy says that energy cannot be created or destroyed; only transferred.

a)

True

b)

False

11.

Describe how the energy changes when a lamp is plugged into the wall.

a)

chemical → electrical

b)

mechanical → light

c)

thermal → electrical

d)

electrical → light

12.

Which describes how energy changes from a battery to a flashlight?

a)

chemical → thermal → electrical

b)

chemical → electrical → light

c)

thermal → chemical → light

d)

chemical → electrical → chemical

13.

What is the left part of a chemical equation called?

2H₂ + O₂ ---> 2H₂O

a)

Reactants

b)

Yields

c)

Products

d)

Chemical queation

14.

What are the reactants of this equation?

a)

$N_2+H_2$

b)

$2NH_3$

15.

What are the PRODUCTS of this equation?

a)

$CH_4\ +\ 2O_2$

b)

$CO_2+\ 2H_2O$

16.

$2Al^{ }\ \left(s\right)+SO_4^{ }\ \ \left(aq\right)\ \rightarrow\ Al_2\left(SO_4\right)_3\ \left(aq\right)$

Is SO₄ a solid, liquid, gas or aqueous?

a)

Solid

b)

Liquid

c)

Gas

d)

Aqueous

17.

$Zn\ \left(s\right)\ +\ HCl\ \left(aq\right)\ \rightarrow\ ZnCl_2\ \left(aq\right)\ +\ H_2\ \left(g\right)$

Is Zn a solid, liquid, gas or aqueous?

a)

Solid

b)

Liquid

c)

Gas

d)

Aqueous

18.

$CH_4\ \left(g\right)\ +\ Cl_2\ \left(g\right)\ \rightarrow\ CCl_4\ \left(g\right)\ +\ HCl\ \left(aq\right)$

Is CH₄ a solid, liquid, gas or aqueous?

a)

Solid

b)

Liquid

c)

Gas

d)

Aqueous

Energy and Chemical Equations

Total questions: 18

Worksheet time: 17mins

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