Science

A bullfrog leaps forward by using its ____ to suddenly straighten its back legs.

• vision

• muscles

• sixth sense

Many birds fly south for the fall and winter months. What is this called?

• Migration

• Southern Birds

• Hibernation

Tags

NGSS.MS-LS2-1

Hibernation is

• a deep sleep

• a mystery

• not allowed

• moving across long distances

The place where the bones of a skeleton fit together are

• skeleton

• joints

Your elbow ________ helps you move your lower arm back and forth.

• fat

• joint

• pollution

Tendons

• Pull on bones and make them move

• are bones connected at the joints

Crabs have an exoskeleton

• True

• False

How are seeds scattered?

• Through water, air, and on animals

• Children scatter them outside for farmers

• Seeds do not get scattered

A deep sleep

• Alone

• Migrate

• Route

• Hibernate

Animals migrate to find

• All are correct

• shelter

• food

• water

Tags

NGSS.MS-LS2-1