4th Grade Science Test 5

Question 1

How much of the earth is covered by water

Answer 1

three fourths

Question 2

What is anything the takes up space and has weight

Answer 2

matter

Question 3

What are the smallest piece of a substance that still has the qualities of that substance?

Answer 3

molecules

Question 4

What makes up water?

Answer 4

hydrogen and oxygen

Question 5

Molecules in which state (solid, liquid, gas) are packed close together?

Answer 5

solid

Question 6

Molecules in which state (solid, liquid, gas) are the fastest-moving molecules?

Answer 6

gas

Question 7

Water has a high ___, that allows object to float on it.

Answer 7

surface tension

Question 8

Water changes to ice at what temperature?

Answer 8

32 degrees Fahrenheit

Question 9

What causes molecules to move more rapidly?

Answer 9

heat

Question 10

Solid, Liquid, Gas or Not Matter: air

Answer 10

gas

Question 11

Solid, Liquid, Gas or Not Matter: ice

Answer 11

solid

Question 12

Solid, Liquid, Gas or Not Matter: patriotism

Answer 12

not matter

Question 13

Solid, Liquid, Gas or Not Matter: milk

Answer 13

liquid

Question 14

Solid, Liquid, Gas or Not Matter: tree trunk

Answer 14

solid

Question 15

Solid, Liquid, Gas or Not Matter: water vapor

Answer 15

gas

Question 16

Solid, Liquid, Gas or Not Matter: your soul

Answer 16

not matter

Question 17

Solid, Liquid, Gas or Not Matter: steam

Answer 17

gas

Question 18

Solid, Liquid, Gas or Not Matter: hydrogen

Answer 18

gas

Question 19

Solid, Liquid, Gas or Not Matter: paper

Answer 19

solid

Question 20

What is the ability to do work?

Answer 20

energy

Question 21

What is a push or pull on an object?

Answer 21

force

Question 22

What is the force which draws things down toward the center of the earth?

Answer 22

gravity

Question 23

What supplies the energy in steam?

Answer 23

heat

Question 24

What gas makes up most of the air?

Answer 24

nitrogen

Question 25

How far does the atmosphere extend?

Answer 25

1,000 miles

Question 26

What does the weight of the atmosphere create?

Answer 26

air pressure

Question 27

What is the process by which liquid water becomes water vapor?

Answer 27

evaporation

Question 28

What is the process of changing water vapor back into liquid water called?

Answer 28

condensation

Question 29

Know what these kinds of cloud look like. Look in your book or on a worksheet.

Answer 29

cirrus cumulus stratus

Question 30

What is a rain or storm cloud called?

Answer 30

nimbus

Question 31

What is any form of water that falls from clouds to earth?

Answer 31

precipitation

Question 32

What is the amount of water vapor in the air?

Answer 32

humidity

Question 33

What is the frozen water vapor formed in clouds?

Answer 33

snow

Question 34

What is the temperature at which water condenses?

Answer 34

dew point

Question 35

What is a large body of air that has the same temperature and humidity?

Answer 35

air mass

Question 36

What is the temperature at which water boils?

Answer 36

212 degrees Fahrenheit

Question 37

What are frozen raindrops that have been blown back into the cloud to form more frozen layers?

Answer 37

hail

Question 38

What is a cloud on the ground?

Answer 38

fog

Question 39

Be able to recognize these birds. Look them up.

Answer 39

California gull | common loon