Energy

What are sources of heat?

Which are the types of energy sources?

• natural

• artificial

• natural and artificial

• none is correct

Write the examples of natural sources of heat

Write the examples of artificial sources of heat

We use .............................. to measure the amount of heat

What does temperature tell us?

• How cold something is

• How warm something is

• How freezing something is

• How hot something is

We can measure temperature in

• Degrees Celsius (ºC)

• Degrees Fahrenheit (ºF) or Degrees Celsius (ºC)

• Kelvin (K)

• None is correct

We measure temperature with a ......................

There are 3 states of matter

What is the melting point?

• Is the temperature a material changes from gas to solid

• Is the temperature a material changes from ºC to ºF

• Is the temperature a material changes from gas to liquid

• Is the temperature a material changes from solid to liquid