Matter and energy

What is matter?

• Anything that takes up space and has mass

• A mixture of gases

• A type of energy

• A form of renewable resource

Which of the following is a pure substance?

• Salad

• Fruit juice

• Water

• Chocolate cake

What is the state of matter where molecules are tightly packed?

• Solid

• Water

• Gas

• Liquid

What happens to matter when temperature changes?

• It disappears

• It can change state

• It becomes lighter

• It becomes heavier

What is density?

• The temperature of an object

• The size of an object

• The weight of an object

• The amount of matter in a volume

Which of the following is a renewable energy source?

• Coal

• Petroleum

• Natural gas

• Solar energy

What type of energy is associated with the movement of electrons?

• Kinetic energy

• Potential energy

• Thermal energy

• Electrical energy

What is kinetic energy?

• Stored energy

• Energy from the sun

• Energy of motion

• Energy of position

What is a heterogeneous mixture?

• A type of energy

• A pure substance

• A mixture where components are visibly different

• A mixture where components are not visibly different

What is the energy that matter has because of its position above the ground?

• Sound energy

• Mechanical energy

• Potential energy

• Kinetic energy