Birth of Rocks Mystery 3 Cool Down

True or False: Mountains are made of one large, solid rock.

• False

• True

True or False: Pyramids are made of one large, solid rock.

• False

• True

True or False: When roots grow, they only get longer, not wider.

• False

• True

True or False: When the travelers found the Mayan pyramid, it was because they seen a huge lake.

• False

• True

______ Wedging is when seeds of plants fall into cracks of rocks and grow, breaking apart the rocks as they get bigger.

______ Wedging is when water fills up the cracks of rocks and freezes, expanding and breaking the rock apart.

Why are rocks at the bottom of a mountain smoother and smaller than the rocks at the top of a mountain? Explain your answer with details.

Why were there no trees growing in the pyramid while the Mayans still lived there? Explain your answer with details.