science GL

Mammals drink milk when they are babies.

• true

• false

Your heart rate, or pulse, is the number of times your heart beats per ______.

• minute

• hour

• seconds

What is the energy source for the water cycle?

(a)  

Which of these is NOT a reversible change?

answer choices

• Water to Ice

• Juice to Popsicle

• Cookie Dough to Cookie

• Melting Chocolate

In which kind of rock do we usually find a fossil?

• sedimentary rock

• metamorphic rock

• igneous rock

which one takes 24 hours?

• rotation

• revolution

The natural satellite of earth is the (a)  

If you are investigating to see how the sunlight affects the growth of the plants, what should you do differently for each plant?

• use different seeds

• use different amount of water

• keep plants exposed to different amount of sunlight

 

Which of the following mixtures can be separated by seive?

• salt and water

• rice and milk

• milk and coffee

What is best for Sue to do to help her have a healthy diet? She should

• not eat sugary foods.

• eat a variety of different foods.

• not eat foods that contain fat or oil.

• eat only fruit.