Question

1. What are the three R’s that keep our planet clean?

2. If you eat a lot of iron, you might get sick. What is what can eat a lot of iron without ever getting sick?

3. It is black when you purchase it but becomes red when you use it, and then gray when you dispose of it. What is it?

Answer 1

Answer:

1. reduce, reuse, recycle

Answer 2

Answer:

1) reduce, Reuse and recycle

3) Coal