Drag the tiles to the boxes to form correct pairs. Match each image with the element that caused the weathering.

Tiles:

glacial weathering

frost wedging

biological weathering

exfoliation

Which two molecules do green plants use to make glucose? o a. nitrogen and water o b. hydrogen and oxygen o c. carbon dioxide and water o d. methane and iron oxide

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotybes? oa) one is ii ob) one is ibi oc) both are bi od) nothing, this is impossible