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Worksheets

Science STAAR Review

Total questions: 61

Worksheet time: 52mins

Name
Class
Date
1.
Solids have a definite _______________.
a)
smell
b)
shape
c)
picture
d)
sound
2.
Sand is a ___________________.
a)
liquid
b)
solid
c)
gas
3.
How can you describe this picture?
a)
liquid
b)
solid
c)
gas
4.
The ability to move, work or cause a change in matter is...
a)
mass
b)
volume
c)
energy
d)
density
5.
What is the difference between mass and weight?
a)
Mass is the total matter in an object, and weight is the downward pull of an object.
b)
Mass is the downward pull of gravity on an object, and weight is the total matter making up an object.
c)
Mass is Batnan, Weight is Spider-Cam
d)
I don't know 😭
6.

It is the amount of matter in an object.

a)

volume

b)

mass

c)

weight

d)

density

7.

What units do we use to measure mass?

a)

meter

b)

Celsius

c)

kilogram/gram

d)

Newton

8.

Which of the following determines an object’s ability to float in water?

a)

volume

b)

mass

c)

weight

d)

density

9.

Which tools are best for separating a mixtures of sand, iron filings, and water?

a)

Hot plate and filter

b)

Tweezers and filter

c)

Filter and magnet

d)

Magnet and hot plate

10.

Which substances, when mixed together, maintain their original physical properties?

a)

gravel and water

b)

wood chips, water and sand

c)

sand and water

d)

all of the above

11.

All of the following are examples of containers filled with mixtures EXCEPT -

a)

a jar filled with trail mix

b)

a glass filled with lemonade

c)

a bowl of cereal with milk

d)

a cup of fruit salad

12.

Which mixture can be separated using a filter?

a)

sand and iron filings

b)

saltwater

c)

sand and water

d)

none of the above

13.

A cup of orange juice with pulp is poured into a glass. Which of these procedures could be done to separate the juice from the pulp?

a)

pour the juice through a coffee filter

b)

heat the juice in a pot until boiling

c)

pour the juice in another cup

d)

allow the mixture to settle, leaving the pulp at the bottom of the glass

14.

What is a solvent?

a)

The material being dissolved.

b)

The liquid used to dissolve.

15.

What is a solute?

a)

The liquid used to dissolve.

b)

The material being dissolved.

16.

You need at least how many substances to make a mixture?

a)

1

b)

2

c)

3

d)

4

17.

Solubility is the ability of a material to.....

a)

conduct heat.

b)

float.

c)

dissolve in a liquid.

d)

attract or repel metals.

18.

How can we remove sugar from a sugar water solution?

a)

Melting

b)

Freezing

c)

Evaporating

d)

Sublimating

19.

How can we remove sand from a sand and water mixture?

a)

Tweezers

b)

Filter

c)

Magnet

20.

How does the light travels?

a)

in parallel

b)

in a straight line

c)

on its own orbit

d)

on its own path

21.

This situation shows that

a)

light travels in a straight line

b)

light is everywhere

c)

light penetrates certain objects

d)

light is produces by the Sun

22.

There is no shadow formed on the screen. Why?

a)

The object is opaque

b)

The light source is too dim

c)

The object is transparent

d)

The object is translucent

23.

Which of these provides the best explanation for why the pencil appears broken?

a)

The pencil absorbs the light rays that hit it.

b)

Water reflects light rays away from the pencil.

c)

Light rays are refracted by the water in the glass.

d)

The surface of the water reflects the light rays.

24.

stops the flow of electricity

a)

conductor

b)

insulator

25.

For a circuit to work, it must be...

a)

open

b)

incomplete

c)

closed

d)

have a switch

26.

What type of circuit is this?

a)

series

b)

simple

c)

open

d)

parallel

27.

What kind of circuit is this?

a)

series

b)

parallel

c)

simple

d)

open

28.

Wood is...

a)

conductor

b)

insulator

29.

Copper wire is...

a)

conductor

b)

insulator

30.

What happens if a bulb goes out in a parallel circuit?

a)

all bulbs go out

b)

the battery dies

c)

other bulbs stay lit

d)

the circuit is broken

31.
Example of a consumer
a)
worm
b)
bacteria
c)
mushroom
d)
hawk
32.
Example of a decomposer
a)
fungus
b)
mouse
c)
plants
d)
frogs
33.
A tree is a ....
a)
composer
b)
decomposer
c)
producer
34.
Humans are considered...
a)
consumers
b)
decomposers
c)
producers
35.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
36.
A connection of food chains with many food energy paths in an ecosystem is a ____________
a)
ecosystem
b)
food web
c)
environment
d)
population
37.
An organism that gets energy from breaking down dead organisms, non-living material or waste
a)
producer
b)
consumer
c)
decomposer
d)
autotroph
38.
Which of the following is NOT a consumer
a)
grass
b)
dog
c)
shark
d)
fish
39.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
40.
If a frog is the prey, what could be the predator?
a)
Grass
b)
Insect
c)
Snake
d)
Snail
41.
What does a food chain represent?
a)
How all living organisms within a habitat are connected.
b)
All of the things that a particular animal eats.
c)
How plants create their own food.
d)
A single path of energy transfer within a habitat.
42.
In this food chain, what will happen if the frogs become extinct?
a)
The snakes will increase.
b)
The grasshoppers will decrease.
c)
The eagles will remain the same.
d)
The grasshoppers will increase.
43.
Which feature of a rose helps it grow without being eaten by large animals?
a)
flowers with bright colors
b)
sharp thorns
c)
small seeds
d)
deep roots
44.
Which feature helps an animal hide from other animals?
a)
looking like a dangerous animal
b)
being the same color as the place it lives (camoflauge)
c)
having sharp claws or a strong shel
d)
having only a few young and caring for them
45.
A giraffe has a long neck in order to better reach leaves to eat.  This is an example of _____. 
a)
an adaptation
b)
environment
c)
response
d)
stimulus
46.
How do adaptations help animals?
a)
To escape animals
b)
to hunt for food
c)
to survive in their habitats
d)
All of these are correct
47.
Plants with spines and waxy leaves are well suited for life in which environment?
a)
Desert
b)
Temperate forest
c)
Grassland
d)
Tropical Rainfroest
48.
How an animal protects itself Adaptation: Skunk and its spray
a)
Defense
b)
Hibernation
c)
Locomotion
d)
Migration
49.
A resting state through the winter. 
Adaptation: Bear sleeping in a cave during the winter months
a)
Locomotion
b)
Hibernation
c)
Migration
d)
Defense
50.
Traveling done by an animal to find food and water. 
Adaption: birds flying south for the winter
a)
Camouflage
b)
Migration
c)
Hibernation
d)
Locomotion
51.
 to spin on an axis
a)
rotate
b)
revolve
c)
orbit
d)
hop
52.
the air that surrounds the Earth; it is made of a mixture of gases
a)
atmosphere
b)
gravity
c)
carbon dioxide
d)
oxygen
53.
the imaginary line around which Earth rotates
a)
equator
b)
atomosphere
c)
axis
d)
rotate
54.
order of the planets
a)
Mars, Venus, Earth,, Jupiter, Saturn,Mercury, Uranus, Neptune
b)
Venus,Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
d)
Mercury, Venus, Earth, Mars, Neptune, Saturn, Uranus, Jupiter
55.
the force of attraction between objects, such as the attraction between Earth and objects on it 
a)
mass
b)
weight
c)
atomosphere
d)
gravity
56.
an object, such as a moon, that moves around a much larger object
a)
meteor
b)
satellite
c)
asteroid
d)
atmosphere
57.
to go around, or orbit, another object
a)
revolve
b)
rotate
c)
orbit
d)
spin
58.
general pattern of weather in an area over a long period of time
a)
seasons
b)
day/night
c)
weather
d)
climate
59.
the condition of the atmosphere at a certain place and time 
a)
weather
b)
atmosphere
c)
climate
d)
lightening
60.
caused by the spin of the Earth
a)
seasons
b)
day/night cycle
c)
year
d)
climate
61.
caused by the pull of the moon's gravity on the Earth
a)
seasons
b)
tides
c)
day/night cycle
d)
moon