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Yearly Science Review

Total questions: 40

Worksheet time: 21mins

Name
Class
Date
1.
What measurements are needed to calculate the speed of an object?
a)
grams and force
b)
force and acceleration
c)
mass, time. and force
d)
time and distance
2.
Choose the BEST answer that describes how the mass of an object affects its motion.
a)
The greater the mass of an object, the slower the motion of the object.
b)
The greater the mass of an object, the faster the motion of the object.
c)
The greater the mass of an object, the greater the force to move the object.
d)
The greater the mass of an object, the greater the distance the object will travel.
3.
The 5th graders were playing a game of tug-of-war.  The class was divided equally with half the class on one side of the rope and the other half on the opposite side.  For 5 minutes the students pulled and pulled but neither side could pull the flag to one side or the other.  Choose the description of the forces during the 5th grade tug-of-war.
a)
The forces were unbalanced in the game.
b)
The forces were friction, gravity, and chemical energy.
c)
The students all had the same amount of strength.
d)
The forces were balanced in the game.
4.

A pencil falls off of a desk. What moves the pencil toward the floor?

a)

mass

b)

friction

c)

gravity

d)

speed

5.

4 cars are at the starting line of a race. Which car will require the most force to start moving?

a)

car with mass of 1200 kilograms

b)

car with mass of 1500 kilograms

c)

car with mass of 1700 kilograms

d)

car with mass of 2000 kilograms

6.

Which is the force that pulls a ball to the ground after being dropped?

a)

friction

b)

air resistance

c)

gravity

7.

What was the average speed of a car that traveled 180 miles in 3 hours? (speed = distance÷time)

a)

55 mph

b)

60 mph

c)

180 mph

d)

540 mph

8.
If I kick a soccer ball across the field, what vocabulary word tells me why the ball would slow down in the grass?
a)
acceleration
b)
friction
c)
gravity
9.
Which is harder to stop - an 18 wheeler or a motorcycle?
a)
motorcycle
b)
18 wheeler
10.

Mrs. Giet’s class is playing tug of war at recess. They decide to play boys against girls. There are 11 girls and 6 boys. As soon as the game began, the girls were able to move the rope to their side. Why?

a)

There was an equal amount of force pulling on each side making it unbalanced.

b)

There was an equal amount of force pushing on each side making it unbalanced.

c)

There was more force on the girls side making it unbalanced.

d)

There was less force on the girls side making it unbalanced.

11.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
12.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
13.

When did the earthworm move the greatest distance?

a)

between 0 and 1 minutes

b)

between 1 and 2 minute

c)

between 2 and 3 minutes

d)

between 3 and 4 minutes

14.

Which of these would take the most force to lift?

a)

one book

b)

a cotton ball

c)

a pencil

d)

a box of bricks

15.
On a hot summer day chocolate candy can melt in your pocket.  How can you get the chocolate to return to a solid?
a)
add heat
b)
leave it in your pocket
c)
cool it in the refrigerator
d)
leave it outside
16.
Water freezing into ice is an example of a...
a)
Physical Change
b)
Chemical Change
17.
A change in matter that forms one or more new substances with new chemical properties is a/an...
a)
Physical Change
b)
Chemical Change
18.

An object travels 3 meters in one second, 6 meters in two seconds, and 9 meters in three seconds. Its speed is

a)

decreasing

b)

increasing

c)

moving at a constant rate

19.

John noticed a puddle from this morning is now gone. Through what process did this happen?

a)

Condensation

b)

Evaporation

c)

Precipitation

20.

A ball weighing 2 pounds and a ball weighing 3 pounds are dropped from the same height. What will be the result?

a)

Gravity will cause them to fall at the same time

b)

Gravity will cause the heavier object to fall first

c)

Gravity will cause the lighter object to fall first

21.

Which is an example of a chemical change (new substance formed)?

a)

ice melting

b)

wood burning

c)

hair drying

d)

water evaporating

22.
Which system is responsible for breathing?
a)
Digestive system
b)
Endocrine system
c)
Respiratory system
d)
Muscular system
23.
What is the main organ involved in the nervous system?
a)
Heart
b)
Lungs
c)
Brain
d)
Bones
24.
Which of the following body systems work together for support, protection, and movement?
a)
respiratory and cardiovascular
b)
skeletal and muscular
c)
skeletal and integumentary
d)
digestive and respiratory
25.
What is the most important job of the digestive system?
a)
To break down food and give your body nutrients 
b)
To help you move
c)
To give your body shape and protect your organs 
26.
Which characteristic would most likely be inherited by a baby?
a)
brown hair
b)
crying a lot
c)
ability to jump high
d)
his ability to talk
27.
Fox squirrels live in the trees of city parks in Texas.  Each spring they build nests of twigs and leaves in the tops of trees.   They are also often found near park benches, waiting to be fed by visitors.    
For fox squirrels, which of these is  a learned behavior?  
a)
Having brown fur 
b)
Taking food from people
c)
Having a long bushy tail 
d)
Having sharp claws 
28.
Haden falls and cuts his leg. It leaves a scar.Which best descirbes the scar?
a)
inherited behavior
b)
acquired characteristics
c)
inherited trait
d)
learned behavior
29.

When a low pressure system moves into North Carolina, which kind of weather will most likely occur?

a)

cold and dry

b)

fair and sunny

c)

rainy and windy

d)

clear and humid

30.

Aliyah observes the air pressure daily. Over the last couple of days the air pressure has been increasing. What weather will Aliyah most likely observe as a result?

a)

increasingly clear skies and more wind

b)

increasingly clear skies and dry weather

c)

increasingly cloudy skies and dry weather

d)

increasingly cloudy skies and humid weather

31.

Without decomposers, what would build up on the ground and not return to the soil?

a)

large rocks

b)

rain water

c)

bacteria and other microorganisms

d)

dead plant and animal matter

32.

When an animal dies in an ecosystem a mushroom will sometimes grow on the remains of the animal. Which best describes the role of the mushroom in the ecosystem?

a)

producer

b)

consumer

c)

decomposer

d)

scavenger

33.
Which biome has the most variety of plants and animals?
a)
Temperate Forest
b)
Rainforest
c)
Tundra
d)
Grasslands
34.
One characteristic feature of the tundra is that only the surface thaws in the summer and refreezes in the winter, leaving a permanently frozen subsoil. This characteristic is known as 
a)
winter frost
b)
Glaciation
c)
Permafrost
d)
Crystallization 
35.
What step of the water cycle occurs when clouds become too heavy? 
a)
Condensation
b)
Runoff
c)
Precipitation
d)
Evaporation
36.

In the morning, students observed puddles of water all over the playground. What would

BEST explain why the playground was dry in the afternoon?

a)

Animals drank the water.

b)

The wind stopped blowing.

c)

Someone dried the puddles.

d)

The water evaporated during the day.

37.

What is it called when water droplets form on the outside of a cool glass?

a)

Condensation

b)

Transpiration

c)

Precipitation

d)

Evaporation

38.
Which best describes why winds at the beach change direction between day and night? **
a)
because the temperatures over land and over water change 
b)
because warm air over land sinks and stays in place over land
c)
because cool air rises and is replaced by warm air from the ocean 
d)
because cool air sinks and stays in place over land 
39.
What occurs when cool air moves from the beach toward the ocean during the night? 
a)
a land breeze 
b)
prevailing winds 
c)
a sea breeze 
d)
updrafts
40.
Which of the following is the correct order of organization in living things from most basic (simple) to most complex?
a)
a.  Organism, cell, tissue, organ, organ system
b)
a.  Organ system, organ, tissue, cell, organism
c)
a.  Cell, tissue, organ, organ system, organism
d)
a.  Cell, organ, tissue, organ, organism, organ system