Gotta Eat!

All animals, including humans, ___

• have two feet
• have hair
• eat
• lay eggs

The power needed to do work, such as staying alive, is called ___

• living things
• momentum
• gravity
• energy

Something that eats, grows, moves and reproduces is called ___

• a nonliving thing
• a living thing
• a plant
• an animal

Food is necessary for ___

• some living things, some of the time
• some living things, all the time
• all living things, some of the time
• all living things, all the time

Something that doesn't eat or grow, like a rock, is called ___

• a living thing
• a nonliving thing
• a plant
• an animal

A representation of information is called ___

• a model
• a theory
• evidence
• a law

Plants get most of their food from the sun, water, and ___

• carbon dioxide in the air
• nitrogen in the air
• oxygen in the water
• carbon dioxide in the water

An experiment done under normal conditions, without changes, is called ___

• the variable
• the control
• the test subject
• the guinea pig

After four weeks of experimenting, what were the results for the plant that was given extra food?

• it grew less than the control
• it grew the same as the control
• it grew bigger than the control
• it didn't grow at all

Living things need food to give them ___

• acid indigestion
• heart burn
• energy
• plants