Unit 3: Earth's Surface

What are rocks made of?

• dead plants and animals

• ice

• minerals

Which process can turn a large rock into pebbles?

• rain

• snow

• weathering

Tags

NGSS.MS-ESS2-2

Look at the picture. What is the girl sitting on?

• a boulder

• a pebble

• sand

Look at the picture. How are these rocks the same?

• The are the same color.

• They are the same shape.

• They are made of minerals.

Tags

NGSS.5-PS1-3

What is weathering?

• the process that forms soil

• a change that helps make plants a part of soil

• a change that helps make rock a part of soil

Which of these is part of soil?

• boulders

• living things

• parts of dead plants

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-1

What is clay?

• soil that has rough grains

• soil that is sticky when it is wet

• soil that is good for growing many kinds of plants

You have two piles of soil. Plants grow well in one soil but not in the other. Which is the best question to ask to find out why?

• What is each soil made of?

• How much soil is in each pile?

• Who will use the soils to grow plants?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Alicia claims that plants grow better in some soils than in others. How can she gather evidence for her claim?

• She can plant seeds in different soils and water only some of the seeds.

• She can plant the same kinds of seeds in different soils and watch the seeds grow.

• She can plant the same kinds of seeds in the same kind of soil.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Look at the picture.

Abdullah claims that this soil has a different texture than sand. How does he find evidence for his claim?

• He asks how sand feels.

• He scoops the soil with the shovel.

• He observes and feels the soil and sand.

Tags

NGSS.5-PS1-3