Increased amount of greenhouse gases leads to _____________ ________________.

The burning of ________________ _____________ like coal and oil increases the amount of _______________ ______________ in our air.

• Carbon Dioxide

• Copper Chloride

• Renewable Energy

• Fossil Fuels

From the list below select the materials that are heat insulators.

• Cork

• Polystyrene

• Plastic

• Rubber

• Aluminium

Convection Current Put the statements in the correct order to describe a convection current. 1. The density of the liquid decreases. 2. As the liquid gets warmer it expands. 3. The density increases. 4. The cooler liquid sinks back down. 5. At the surface the liquid cools. 6. The warm liquid floats towards the surface. 7. The liquid is heated.

How is heat loss reduced through windows?

How is heat loss reduced through floors?

The long-term weather pattern for an area is known as?

• Weather

• Climate

What type of surfaces radiate heat the best?

• Dull black surfaces

• Shiny Black Surfaces

• Dull Silver Surfaces

• Shiny Silver Surfaces

What is normal human body temperature?

• 31°C

• 23°C

• 37°C

• 15°C

• 42°C

What is another name for heat radiation?

• Gamma

• X-Rays

• Microwaves

• Radio Waves

• Infra Red