FR 7 Unit 4 Review

After weeks without rain, the crops died because of the long _______.

If __________ and ___________, we can reduce the air pollution.

(1) When people don’t have enough money to meet their basic needs such as food, clothes, or a safe home. (2) When people don’t have enough food to eat and feel weak or unhealthy as a result.

When our bodies get sick because of germs or viruses. This can happen due to lifestyle or environmental reasons.

The beaches were closed after a ship accident caused a huge _______ in the ocean.

People had to move to higher ground when the river overflowed and caused a _______.

The giant wave destroyed many coastal towns after the _______.

Several animals lost their homes when the _______ spread quickly through the woods.

When someone doesn’t have a safe place to live and may have to sleep outside.

Choose the correct answer!

Choose the correct answer!

Group these sentences! Active or passive?

When the Earth’s normal weather patterns start to change because of things like pollution and too much heat.

Group these sentences! Active or passive?

If ___________ and __________, we can resolve the drought.

If we recycle our plastic bottles and use electric cars, we could slow down the climate change. True OR False?

If ________ and __________, we can help affected people from tsunami.

Choose the correct answer!

Say the percentage! (1) three quarters; (2) one in three

Choose the correct answer!

Say the percentage! (1) One in hundred; (2) three out of every five

New houses are being built for people whose homes were destroyed in last month’s _______ (hurricane / oil spill / drought).

Many people lost their homes when the ground suddenly shook during the _______.

When harmful things are added to air, water, or land, making it dirty or dangerous for people and animals.

If we could provide clean water storage and did water conservation, we can resolve the drought. True OR False?