Heat and Energy part 1 - 4th EP

Energy is only in some parts of the Earth or some objects

• True

• False

What is the most important heat source in Earth?

• Natural Gas

• Sun

• Coal

• Electricity

We measure .... to check how hot or cold an object is

What object is used to measure temperature?

• Coal

• Thermometer

• Stove

• Balance

Materials that let pass heat easily through them

• Insulators

• Conductors

Tick the thermal conductor in the list

• Metal

• Air

• Wood

• Plastic

When we heat something up, it expands. This process is called...

• Temperature rise

• Chemical change

• Dilation

• Change of state

Heat affects objects and can change them

• Only solids

• False

• Only with hot temperatures

• True

Where do we get energy?

• Nature only

• Nature and factories

• We can´t get energy

• Factories only

... energy sources are the ones that can run out