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science

Total questions: 80

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

What happens when solid is changed into a liquid?

a)

freezing

b)

swimming

c)

Melting

2.

If we increase the heat this chocolate will _____________.

a)

freeze

b)

change color

c)

melt

3.
A puddle of water seemed to disappear. The heat caused the water to -
a)
melt
b)
condense
c)
evaporate
d)
cool
4.

Water can change state. What happens to water during condensation?

a)

It changes from liquid to a gas.

b)

It changes from a gas to a liquid.

c)

It changes from a liquid to a solid.

d)

It changes from a solid to a liquid.

5.

What is happening to the butter?

a)

freezing

b)

melting

6.

When the water is put in the freezer, it will change

a)

from a liquid to a solid

b)

from a solid to a liquid

c)

from cold to hot

7.
3 properties of liquids are:
a)
1. take the shape of their container
2. wet
3. evaporate
b)
1. hard
2. keep their shape
3. can be melted
c)
1. can't be seen
2. atoms are very far apart
3. atoms move very fast
8.
3 properties of solids are:
a)
1. take the shape of their container
2. wet
3. evaporate
b)
1. hard
2. keep their shape
3. can be melted
c)
1. can't be seen
2. atoms are very far apart
3. atoms move very fast
9.
3 properties of gases are:
a)
1. take the shape of their container
2. wet
3. evaporate
b)
1. hard
2. keep their shape
3. can be melted
c)
1. can't be seen
2. atoms are very far apart
3. atoms move very fast
10.

What is the change in the state of matter called?

a)

Evaporation

b)

Condensation

c)

Freezing

d)

Melting

11.

What is the change in the state of matter called?

a)

Evaporation

b)

Condensation

c)

Freezing

d)

Melting

12.
If this ice cream scoop melts, what will change?
a)
color
b)
shape
c)
flavor
13.
How do you change a solid chocolate bar to liquid chocolate?
a)
By freezing it
b)
heat energy
c)
light energy
14.
What would happen to a box of crayons if you left it in the car all day during the summer? 
a)
They would turn in a gas.
b)
They would start to boil.
c)
They would melt or get very soft.
15.
When a popsicle melts, that state of matter changes from...
a)
a gas to a liquid
b)
a liquid to a gas
c)
a liquid to a solid
d)
a solid to a liquid
16.
When I fold a piece of paper into a paper airplane which physical property am I changing?
a)
mass
b)
texture
c)
shape
d)
color
17.
What happens to an ice cube in a warm room?
a)
it gets colder
b)
it gets bigger
c)
it changes color
d)
it melts
18.
What helps fish swim in water?
a)
fins
b)
bones
c)
lungs
d)
scales
19.

A bear's thick fur will ___________.

a)

help it to move

b)

scare away other animals

c)

keep its body warm in cold environment

20.

What does a beaver use to chop down trees?

a)

Its sharp teeth

b)

Its tail

c)

Its thick hairs or fur

21.

Why don't polar bears live in the desert?

a)

They don't like the Sun.

b)

It's not the right habitat for polar bear.

c)

There is nothing to eat.

d)

Polar bears do live in the desert.

22.

The place where an animal normally lives and grows is its...

a)

garden

b)

home

c)

habitat

d)

territory

23.

Food, water, shelter, and space to live are a part of a...

a)

habitat

b)

home

c)

Crash Course video

d)

food chain

24.

A model to describe the flow of energy between living things is called...

a)

an ecosystem

b)

a habitat

c)

a flowchart

d)

a food chain

25.

Where do camels live

a)

Ocean

b)

Desert

c)

Grassland

d)

Snow place

26.

A tropical rainforest __________________________.

a)

receives lots of rainfall all year round.

b)

is dry all year round.

c)

does not receive rainfall at all.

27.

A pond habitat contains ____________________ all year round.

a)

snow

b)

water

c)

sand

28.

Which of the following organism belong in a pond habitat?

a)

water lily

b)

tiger

c)

wolf

d)

rafflesia

29.

A desert is a hot and dry habitat. Which of the following animals should not belong in this habitat?

a)

cactus

b)

camel

c)

scorpion

d)

rabbit

30.

The main source of energy for all of earth's food chains is the...

a)

sun

b)

water

c)

nutrients

d)

producers

31.

All food chains begin with a...

a)

grass

b)

producer

c)

consumer

d)

decomposer

32.

The second link in a food chain is a...

a)

consumer

b)

producer

c)

herbivore

d)

carnivore

33.

A herbivore is a...

a)

consumer that eats both plants and other animals

b)

consumer that only eats other animals

c)

consumer that only eats plants

34.

A herbivore is also known as...

a)

primary consumer

b)

secondary consumer

c)

tertiary consumer

35.

An omnivore is a...

a)

consumer that eats both plants and other animals

b)

consumer that eats only other animals

c)

consumer that eats only plants

36.

Animals that are not hunted and eaten by any animals are called...

a)

herbivores

b)

carnivores

c)

omnivores

d)

apex predators

37.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
38.
What is the role of a producer?
a)
Use sunlight to make food
b)
Gain energy from eating other organisms
c)
Keep other species from overpopulating
d)
Breaking down dead stuff 
39.
Which type of consumer eats meat only?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Omnivores
40.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
41.
If a frog is the prey, what could be the predator?
a)
Grass
b)
Insect
c)
Snake
d)
Snail
42.
Which of the following is a producer?
a)
Maple tree
b)
Sunfish
c)
Bunny
d)
Bear
43.
_________ are animals that eat BOTH plants and animals. 
a)
omnivore
b)
carnivore
c)
herbivore
44.

What is a food chain?

a)

The flow of energy from one thing to another

b)

The way animals eat each other

c)

The way the sun makes everything

d)

How the plants grow

45.
What is a producer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
46.

What do plants need to make their own food?

a)

Sun, Water, and Animals

b)

Sun, Coke, and Soil

c)

Sun, Water, and Soil

d)

Nothing at all

47.

An example of a predator:

a)

shark

b)

mouse

c)

rabbit

48.
Which of the following is a producer in a food chain?
a)
Snake
b)
Hawk
c)
Lion
d)
Grass
49.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
50.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
51.
A state of matter that has a definite volume and shape.
a)
solid
b)
liquid
c)
gas
d)
matter
52.

Tim has two beakers of liquid at room temperature. He places both beakers on a hot plate. The liquid in Beaker A boils before the liquid in Beaker B.


Which statement explains why the liquid in Beaker A boils before the liquid in Beaker B?

a)

Beaker A has a lower boiling point

b)

Beaker B has a higher freezing point

c)

The liquid in Beaker A has less mass

d)

The liquid in Beaker B has a lower density

53.

A scientist uses an instrument to study the small particles in a piece of matter. The diagram shows what the scientist sees.


What state of matter is the scientist most likely observing?

a)

gas

b)

solid

c)

liquid

d)

vapor

54.

A scientist uses an instrument to study the small particles in a piece of matter. The diagram shows what the scientist sees.


What state of matter is the scientist most likely observing?

a)

gas

b)

solid

c)

liquid

d)

vapor

55.

A scientist uses an instrument to study the small particles in a piece of matter. The diagram shows what the scientist sees.


What state of matter is the scientist most likely observing?

a)

gas

b)

solid

c)

liquid

d)

plasma

56.

Which phase has a fixed shape?

a)

Solid

b)

Liquid

c)

Gas

57.

The bones in your body would not be able to move without ____.

a)

skin

b)

muscles

c)

cells

d)

organs

58.

What do the bones in the body make up?

a)

Digestive System

b)

Skeletal System

c)

Circulatory System

d)

Muscular System

59.

What are the three main functions of your skeleton?

a)

Movement, Protection and Balance

b)

Movement, Protection and Support

c)

Protection, Coordination and Balance

d)

Movement, Balance and Running

60.

This part of skeleton is called....

a)

Skull

b)

Pelvis

c)

Ribs

d)

Spine

61.

The function of ribs is protecting....

a)

Lungs only

b)

Lungs and heart

c)

Heart only

d)

Brain

62.

This bone is called....

a)

Femur

b)

Pelvis

c)

Skull

d)

Ribs

63.

Joints...

a)

are only in the legs.

b)

tighten and stretch to help us move.

c)

connect two bones together.

64.

Where is the ball and socket joint located ?

a)

Shoulder

b)

Neck

c)

elbow

d)

wrist

65.

The picture of pelvis is ____

a)
b)
c)
d)
66.

Brain wll be protected by....

a)
b)
c)
d)
67.
What bone is this?
a)
Femur
b)
Humorous
c)
Tibia
d)
Fibula
68.

What bone is this?

a)

Rib Cage

b)

Collar Bone

c)

Jaw

d)

Spine

69.
The largest and strongest bone in the body is your femur. 
a)
True
b)
False
70.
What do your bones protect?
a)
organs
b)
skin
c)
muscles
d)
feelings
71.

How many bones are in an adult human's body?

a)

206

b)

168

c)

542

d)

337

72.
What is the biggest bone in your body called?
a)
Femur
b)
Humeras
c)
Phalanges
d)
Vertebrae
73.
Your tibia and fibula are located in your
a)
back
b)
arm
c)
leg
d)
wrist
74.
Your radius and ulna are in your
a)
skull
b)
arm
c)
leg
d)
back
75.

A system that includes all the bones in the body is a

a)

Joint

b)

Skull

c)

Torso

d)

Skeleton

76.

are the place where two bones meet or connect

a)

Joint

b)

Lungs

c)

Muscles

77.

What bones protect your heart and lungs?

a)

Breastbone

b)

Rib cage

c)

Collar bone

d)

Wrist bone

78.

The backbone provides ........................ to the body.

a)

energy

b)

support

c)

nutrition,

d)

growth

79.

The ribs protect the

internal organs such as

the ............... and ...................

a)
liver and kidneys
b)
stomach and intestines
c)
brain and spleen
d)
heart and lungs
80.

Which life process is the skeleton the most important for?

a)

Movement

b)

Respiration

c)

Excretion

d)

Nutrition

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