Mystery Science Unit One Test

Where are most of the volcanoes in the world?

• Volcanoes are everywhere, there is no special place

• Most of the volcanoes are along the coast surrounding the Pacific Ocean

• Most of the volcanoes are in Mexico near Paricutin

• Anywhere there are Mountains

What is the "Ring of Fire"?

• A string of volcanoes along the Atlantic Ocean

• An opening in Earth's crust which lava can errupt

• A string of volcanoes along the Pacific Ocean

• Rocks that slide down a mountain

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Why are some volcanoes shaped like a shield?

• They are made from runny lava that spreads out widely.

• The shield shape makes it easier for wind to pass over them.

• They are made from thick lava that is really heavy.

• The shield shape helps protect the volcano.

Why are some volcanoes shaped like a cone?

• They have runny lava that is really heavy.

• The cone helps protect the volcano.

• They have thick lava that oozes out slowly, forming a hill.

• They are made from runny lava that spreads out widely.

Rocks at the bottom of a mountain tend to be rounder than the ones at the top because______.

• The rocks melt into round shapes.

• As the rocks tumble down the mountain the edges become more rounded.

• The round rocks are heavier so they end up at the bottom of the mountain.

• People carve the rocks into round shapes

Tags

NGSS.MS-ESS2-2

Select the ways solid rock can break into smaller pieces.

• When frozen water melts.

• When seeds and water enter the cracks in the rock.

• When water freezes.

• When a rock stays where it is and doesn't move.

• As rocks tumble down the mountain the sharp edges can break off.

Tags

NGSS.MS-ESS2-2

What causes landslides?

• Snow

• Rain

• Sun

Tags

NGSS.MS-ESS3-2

Landslides are most likely to occur when ________.

• It hasn't rained for a long time

• There is a strong wind

• The hill is really steep.

• There are houses nearby

Tags

NGSS.MS-ESS3-2

How are rocks at the top of a mountain different than the ones at the bottom?

• They are the same

• They are sharper than the ones at the bottom

• They are more dull than the ones at the bottom

Tags

NGSS.MS-ESS2-2

What is a landslide?

• An opening in Earth's crust in which lava can erupt

• A string of volcanoes along the Pacific Ocean

• Rocks that slide down a mountain

Tags

NGSS.MS-ESS3-2