How do warm-blooded animals keep their temperature constant?

• calories from the food make heat

• stay active

• draw heat from sunshine

• burn fossil fuels

Like all living things, trees need water. Where does a tree get most of its water?

• rainwater collecting on the leaves

• tree trunk soaks up the water

• streams of water run down branches

• roots soak up water from the soil

Tags

NGSS.MS-LS2-1

Is it possible for a child to be exactly like its mother?

• No. It doesn't get genetic material from her.

• No. It gets only part of its genetic material from her.

• Yes. It gets all of its genetic material from her.

• Yes. It gets half of its genetic material from her.

If a rabbit spots a cougar, the rabbit will turn and run away. Which body systems are involved?

• nervous system

• muscular system

• circulatory system

• all of the above

Tags

NGSS.MS-LS1-8

Which of the following is a population?

• all salamanders in the world

• all Eastern three-toed salamanders in the world

• all salamanders that live in one field

• all Eastern three-toed salamanders living in one field

What type of organism adds the most nutrients to the soil as it feeds?

• producers

• consumers

• decomposers

• none of the above

Tags

NGSS.MS-LS2-3

You want to find the mass of an animal. Which unit could you measure it in?

• degrees

• square inches

• kilometers

• kilograms

Tags

NGSS.MS-PS1-5

Your teacher challenges you to design an experiment that needed a balance. Which would do it?

• compare the buoyancy of two types of clay

• compare the sliding speed of two snails

• compare the friction created by two rolling toy cars

• compare the mass of two types of rocks

Which describes what soil is made of?

• dead plants and animals

• broken rocks

• minerals

• all of the above

Tags

NGSS.MS-LS2-3

Pictures of the moon show many craters. What caused most of these?

• mysterious explosions

• moonquakes

• space rock hitting the moon

• scientists do not know