TEMP 1

Objects change temperature due to:

• heat transfer

• color change

• shape change

• size change

Key Question: Why do objects change temperature? What is temperature?

• Objects change temperature due to heat transfer; temperature is a measure of thermal energy.

• Objects change temperature due to color change; temperature is a measure of light.

• Objects change temperature due to size change; temperature is a measure of mass.

• Objects change temperature due to shape change; temperature is a measure of volume.

What instrument should be used to measure temperature in degrees Celsius?

• Thermometer

• Barometer

• Anemometer

• Hygrometer

Which of the following describes a very high temperature?

• Cool

• Freezing

• Scorching

• Cold

What happens to the liquid in a thermometer when it is heated?

• The liquid expands and rises in the thermometer.

• The liquid contracts and falls in the thermometer.

• The liquid evaporates completely.

• The liquid changes color.

What is the freezing point of water in Celsius?

• 0°C

• -10°C

• 5°C

• 10°C

What happens to your forehead temperature when you tell a lie?

• A) Increases

• B) Decreases

• C) Stays the same

What happens to the particles in an object when it is heated?

• The particles move faster and spread apart.

• The particles move slower and come closer together.

• The particles stop moving.

• The particles change into a different substance.

Particles in an object move faster when the object is made hotter.

• True

• False

What is temperature a measure of?