What is matter?

• Anything that has mass and takes up space (volume)

• Anything that is made of energy

• Anything that is invisible

• Anything that does not occupy space

What is the SI unit of energy?

• Newton (N)

• Joules (J)

• Watts (W)

• Kelvin (K)

What is thermal energy?

• The total kinetic energy and potential energy of particles

• The energy stored in the nucleus of an atom

• The energy due to the movement of electrons

• The energy produced by chemical reactions

What happens to the kinetic energy of particles when matter is heated?

• It decreases

• It remains constant

• It increases

• It disappears

What is the energy transferred from a warmer object to a cooler object called?

• Light

• Heat

• Sound

• Pressure

What is temperature a measure of?

• The amount of heat in an object

• The average kinetic energy of particles in matter

• The weight of an object

• The size of an object

What happens to particles at higher temperatures?

• Particles move slower and have less kinetic energy

• Particles move faster and have more kinetic energy

• Particles stop moving completely

• Particles shrink in size

Temperature is measured using a __________.

• Thermometer

• Barometer

• Scale

• Ruler

Which of the following is NOT a unit of temperature?

• Degrees Celsius (°C)

• Fahrenheit (°F)

• Kelvin (K)

• Joules (J)

What happens when an object gains enough thermal energy?

• It changes to another state of matter

• It becomes heavier

• It loses all its energy

• It becomes colder