grade 5 2nd tri final science 3

Why is it important to conserve fossil fuels?

A thermostat is a device in the home that controls the temperature. It turns on the heat or the air conditioning as needed.

How can Tasha adjust her thermostat to conserve energy during the summer?

State two reasons it is especially important to recycle goods made from plastic.

The water cycle constantly replaces fresh water. The oceans are filled with water. The Earth’s polar caps consist mainly of ice, which is frozen water. So, why is it important to conserve water?

Identify three materials that can be used to make recycled paper. Explain how making paper from recycled materials conserves resources.