DA 3 Science Review

Students set up an investigation using a stream table to investigate changes to Earth's surface. Which statement could students make after their investigation?

• The rocks can not be moved by water.

• The soil and rocks were moved by the water.

• The soil moves back in place after the water is gone.

Which material does the wind move the farthest?

• sand

• large rocks

• wet soil

Which force formed the canyon?

• rushing river

• strong wind

• heavy snow

Which of the following is a manmade resource?

• corn

• coins

• sand

Which pair below shows a natural resource and a manmade resource?

• sand and glass

• table and chair

• fruit and vegetable

Which of the following is NOT a natural resource?

• plastic

• rubber

• cotton

Christen is giving a presentation on conserving natural resources and wants to give her classmates tips on things they can do to help as well. What are some ideas she can share with them?

• throw cans and bottles in the trash

• use plastic bags instead of paper

• recycle aluminum cans and glass bottles

Water is a natural resource most living things need to survive. What is one way water can be conserved?

• Water our lawns every day.

• Take shorter showers.

• Have pools in our backyards.

Think about different plant structures and compare how they help a plant.  Which structure's function is to hold seeds?

• leaf

• fruit

• stem

Plants have different structures that help them survive.  What is the function of the root?

• carry water and nutrients to all parts of the plant

• hold seeds to use for nutrients

• take in water and nutrients from the soil