Science Unit 4 Review

3rd Grade: Food Groups

100

List three foods in the vegetable food group

any 3 vegetables

200

List three foods in the fruit food group

any 3 fruits

300

List three foods in the grain food group

any 3 grains

400

List three foods in the dairy food groupan

any 3 dairy foods

500

List three foods in the protein food group

any 3 proteins

3rd Grade: Healthy Body

100

A candy bar, potato chips, soda, and cake are all examples of what kind of food?

junk food

200

How often and what direction should you brush your teeth?

twice a day

the way they grow

300

How many glasses of water should you drink each day?

4-6

400

What is important to keep in mind when you are reading to help keep your eyes healthy?

Read with plenty of light

500

List 5 things that healthy food can do for your body

-help you grow taller

-makes your body healthy

-gives you energy

-keeps you warm

-keeps you from getting sick

-helps you mend a broken bone

-helps you gain weight as you grow taller

4th Grade

100

Define work

Work is a force (pushing or pulling) moving an object

200

Name and define the two types of machines

1. simpe machines-anything to help make work easier

2. complex machines-two or more simple machines working together

300

Name the two kinds of energy

1. energy in action

2. stored energy

400

Who was the first real scientist of modern times?

Galileo

500

Name four kinds (or sources) of energy

1. heat

2. light

3. sound

4. electricity

4th Grade

100

Give an example of a lever and an inclined plane

Lever: seesaw,hammer, arm

Inclined Plane: ramp, gangplank, slide

200

Give an example of a screw and a wedge

screw: screw, jar lid, spiral staircase

wedge: door stop, knife, sword

300

Give an example of a pulley and a wheel and axle

pulley: well, flagpole, block and tackle

wheel and axle: wheels on a car, doorknob, screwdriver, bicycle

400

List all 6 simple machines

lever

inclined plane

screw

pulley

wedge

wheel and axle

500

What are the two forces all lifting has to overcome? Define the two forces.

1. Friction: two objects rubbing together

2. gravity: the force that pulls everything towards the center of the Earth

All

100

Write this number in words: 99,876

ninety-nine thousand, eight hundred seventy-six

200

How many books are in the Old Testament of the Bible?

39

300

Name a mammal that lives in the ocean

dolphin, whale, seal, etc.

400

Name a flightless bird

penguin, ostrich, emu, etc.

500

Draw the Kingdom of Gallon from memory without looking at your cheat sheet or the back wall

Kingdom of Gallon