Greenhouse Effect

The Earth is surrounded by a layer of gases ........... the atmosphere.

• are calling

• calling

• call

• called

The Sun is much hotter than ................ and it gives off rays (radiation)

• the pluto

• The jupiter

• the Earth

• the Moon

The rays of the Sun warm the Earth and ............ from the Earth then travels back into the atmosphere.

• heel

• heat

• heal

• head

This is the same as on bonfire night when ............... of the bonfire warms your face.

• the warmth

• the warm

• the warming

• the warmest

. There are some gases in the atmosphere which ........... the heat.

• trunk

• trope

• trip

• trap

Your face will give off heat to the ................... air.

• cool

• coding

• colder

• cold

There are some gases in the atmosphere which trap the heat escaping from the Earth and stop it from travelling back into ..............

• speak

• spare

• space

• spread

These gases are called .......................... gases.

• bluehouse

• greenhouse

• pinkhouse

• yellowhouse

The greenhouse effect is ................. process and it warms the Earth.

Without the greenhouse effect the Earth would be very cold, too cold for .................., such as plants and animals.