Earth Day 2021

What are the 3 R's?

• Reduce, Reuse, Recycle

• Recycle, Reopen, Redo

• Reuse, Restart, Recycle

• Reduce, Reuse, Radiate

What does recycle mean?

• to rot away

• to make something new

• to use less of

• to use again

What does reuse mean?

• to rot away

• to make something new

• to use less of

• to use again

If you are too hot and need to cool down, which of the following methods would use the least amount of energy?

• Open the windows to let a breeze in

• Open the freezer door to cool the room

• Turn on an electric fan

• Put the air conditioner on the coldest setting

Plants and trees release oxygen into the air.

• True

• False

Why is recycling important?

• It does not help the planet.
• It gives raccoons food.
• It reduces the amount of trash we make.
• The world will shrink.

Which transport is best for the environment?

• a bus

• a bike

• a car

• a tractor

What ecological problem is it?

• littering

• water pollution

• air pollution

• destruction of natural resourses

What ecological problem is it?

• toxic fumes

• acid rain

• polluted clouds

• water pollution

What ecological problem is shown in this picture?

• littering

• water pollution

• air pollution

• endangered animals