Science Leap Practice

Front

What happens to the population of Amazon River dolphins when the death rate decreases?

Back

The population will increase because more dolphins will survive and reproduce.

Front

What is vitamin D important for?

Back

Vitamin D helps bones get enough calcium so that they can be strong.

Front

How can people get vitamin D?

Back

People can get vitamin D from milk, fish, mushrooms, and sunlight.

Front

What will most likely happen if a person avoids foods with vitamin D?

Back

The person's bones will become weak.

Front

What happens when two strong magnets face the same poles?

Back

They will push away from each other with a great force.

Front

What is the first name of Mrs. Airhart?

Back

Nichole.

Front

What is the effect of a decreased death rate on dolphin populations?

Back

The population will begin to increase.

Front

What is one way the body can make vitamin D?

Back

The body can make vitamin D when the skin absorbs light from the Sun.

Front

What is the result of having too few dolphins in the Amazon River?

Back

The population may decrease due to starvation.

Front

What is the relationship between vitamin D and calcium?

Back

Vitamin D helps the body absorb calcium, which is necessary for strong bones.