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6th Grade Science I-Learn Review

Total questions: 73

Worksheet time: 58mins

Name
Class
Date
1.

When a rubber band stretched it has____ energy

a)

nucular

b)

potential

c)

kinetic

d)

chemical

2.

Matter is anything that takes up space

a)

true

b)

false

3.

A green plant has _____ energy

a)

Chemical

b)

Nuclear

c)

Thermal

d)

Jeremiah

4.

The law of conversation of energy states that energy can be neither created or destroyed, but it can change its_______

a)

obsrvation

b)

fome

c)

big papa

d)

form

5.

Which is an abiotic factor?

a)

Rock

b)

Bacteria

c)

Dog

d)

Sunflower

6.

Is a dead tree biotic?

a)

Yes it is biotic

b)

No it isn't biotic

c)

Weathering

d)

Sedimentary

7.

What makes a plant grow?

a)

Photosynthesis

b)

Evolution

c)

Water

d)

People

8.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
9.
The moon is a natural  ______ of Earth.
a)
comet
b)
axis
c)
satellite
d)
space probe
10.
Why does Earth have different seasons? 
a)
because of the distance between Earth and the sun 
b)
because of the speed of Earth as it rotates on its axis 
c)
because of the amount of light blocked by the moon on its axis 
d)
because of the tilt of Earth on its axis as it moves around the sun 
11.
As the Earth travels around the sun, this tilt causes different areas of the Earth’s surface to get different amounts of daylight at different times of the year. The angle of the Sun’s rays to the surface also causes areas to have more or less of the Sun’s energy. This causes the ________.
a)
months
b)
day and night
c)
seasons
d)
years
12.
Which planet is farthest from the sun?
a)
Neptune
b)
Pluto
c)
Earth
d)
Uranus
13.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
14.
How many days does it take the Earth to revolve around the Sun?
a)
30 days
b)
365 days
c)
 100 days
d)
40 days
15.
Which of the following is an accurate model of how the Sun, Earth, and Moon move?
a)
Sun and moon orbit Earth
b)
Earth and moon orbit Sun
c)
Earth orbit's the Sun and the moon orbits Earth
d)
Earth and sun orbit moon
16.
1.  If it is summer in the Northern Hemisphere, then it will be _____________ in the Southern Hemisphere.
a)
Fall
b)
Summer
c)
Winter
17.
Each year Earth revolves once around
a)
Mars
b)
Venus
c)
the Sun
d)
the Moon
18.
Which phase of the moon do we see the moon fully lit?
a)
New Moon
b)
Full Moon
c)
Gibbous Moon
d)
First Quarter Moon
19.
What keeps the planets in orbit around the Sun?
a)
distance
b)
gravity
c)
shape
d)
light
20.

Define: Ecosystem

a)

Where organisms live

b)

A community of organisms and their environment, including living and non-living things

c)

The environment of an area

d)

A model showing how energy moves through a food chain

21.

Define: Predator

a)

An animal that hunts other animals

b)

An animal that is being hunted

c)

A model showing how energy moves through food

d)

An organism that decomposes organic material

22.

Define: Producer

a)

An organism that feeds on other organisms

b)

An organism that decomposes organic material

c)

An organism that uses energy from the sun to create its own food

d)

An organism that eats plants

23.

Define: energy pyramid

a)

The cycle of how organisms feed

b)

The pyramid of food groups

c)

A model showing how energy moves through a food chain

d)

A model of animals from strongest to weakest

24.

What is a lunar eclipse?

a)

The Earth between the sun and the moon.

b)

The Moon between the sun and the Earth.

c)

The Moon between the sun and Jupiter.

d)

The Earth between the sun and Mercury.

25.

The states of matter are...

a)

Solid, liquid, gas

b)

Solid, melting, gas

c)

Freezing, melting, condensation, evaporation

26.

If there was a drought, what effect would happen in the ecosystem?

a)

All the animals would thrive and populations would grow.

b)

There would be a decrease in some of the populations in the ecosystem.

c)

The populations would stay the same.

d)

Every population would be effected and the populations would decrease.

27.

Both wolves and mountain lions prey on mule deer. What type of interaction does this describe?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

28.

What does this illustration show?

a)

Predators/Prey

b)

Flow of energy

c)

Animals in the Arctic ecosystem

d)

What animals eat what animals

29.

What information does this graph tell you about the bunny population?

a)

There probably is also a rise and fall in the predator population.

b)

The bunnies love hopping around.

c)

There might be a drought during the fall of the population.

d)

The population is a normal one.

30.
Speed plus direction.
a)
Velocity
b)
Motion
c)
Position
d)
Acceleration
31.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
32.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
33.

Choose the best example that emits light.

a)

Glass

b)

a pupil of the eye

c)

sun

d)

none of the above

34.
Because of inertia, a moving object will keep ________.
a)
at rest
b)
moving
c)
in one spot
d)
inertia 
35.
What are the outer planets also known as?
a)
Gas Giants
b)
Multiple Moons
c)
Inner Planets
d)
Rocky Crust, Iron Core
36.

term that means: to maintain a stable, internal environment

a)

receptor

b)

type 2 diabetes

c)

homeostasis

d)

insulin

37.
Plants need ________from the air for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
38.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
39.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
40.
1. What makes a species invasive?
a)
Moving to a new ecosystem and taking resources from natives 
b)
Not having papers
c)
Species that can't adapt
d)
Plants that take up too much space
41.

Identified limitations to the design of a product or system are the

a)

1. Efficiency

b)

2. Criteria

c)

3. Constraints

d)

4. Trade-offs

42.

Time, budget, and safety are almost always considered to be ________________.

a)

Trade-offs

b)

Criteria

c)

Constraints

d)

Efficiency

43.

What is the volume of liquid shown in this graduated cylinder?

a)

5 ml

b)

15 ml

c)

20 ml

d)

25 ml

44.
Example of a decomposer
a)
fungus
b)
mouse
c)
plants
d)
frogs
45.

Waves that can travel through space where there is no matter are called:

a)

tidal waves

b)

electromagnetic waves

c)

sound waves

d)

none of the above

46.

What property of the wave is represented by the letter "A"?

a)

amplitude

b)

crest

c)

trough

d)

wavelength

47.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
48.

The highest point on a wave is:

a)

the crest

b)

the trough

c)

the top

d)

the coast

49.

Which letter(s) represent the trough of the wave?

a)

A

b)

B & D

c)

D

d)

C & G

50.
Which wave has a greater frequency?
a)
A
b)
B
51.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
52.

All waves carry ________ as they travel from one place to another.

a)

matter

b)

space

c)

energy

d)

water

53.

What property of the wave is represented by the letter "B"?

a)

amplitude

b)

crest

c)

trough

d)

wavelength

54.

Which letter(s) represent the crest of the wave?

a)

A

b)

B & D

c)

B & F

d)

F

55.

What is the formula for Speed?

a)

Speed= Distance/Time

b)

Speed= DistanceXTime

c)

Speed=Distance+Time

d)

Speed=Distance-Time

56.

A stuntman jumps off the roof of a building. As he falls toward the airbag what is increasing?

a)

wind velocity

b)

potential energy

c)

kinetic energy

d)

gravity

57.

A ball is dropped off the top of a school 35 feet from the ground. A timer shows it took 5 seconds to hit the ground. What was the speed of the ball when it hit the ground?

a)

35 ft/sec

b)

7 ft/sec

c)

1 ft/sec

d)

You do not have enough information

58.

What is the speed of the car at 5 seconds?

a)

1.4 m/sec

b)

.14 m/sec

c)

12 m/sec

d)

3.5 m/sec

59.

In the distance versus time graph such as the one pictured, a straight line means

a)

the speed was increasing

b)

the speed was decreasing

c)

the speed was constant

d)

the object was at rest

60.

Students begin measuring the speed of a ball rolling down a ramp. What is the speed of the ball at .4 seconds?

a)

.25 cm/sec

b)

2.5 cm/sec

c)

25 cm/sec

d)

40 cm/sec

61.

In a distance versus time graph, an upward curve in the line means

a)

constant speed

b)

velocity

c)

acceleration

d)

at rest

62.

Predict what will happen if the pairs pull with force shown in the picture?

a)

Balance forces will not allow the flag to move

b)

The pair pulling with 12N of force will move the flag to their side

c)

The pair pulling with 10N of force will move the flag to their side

d)

The forces will cancel each other out the flag will not move

63.

An object in motion will stay in motion unless acted on by

a)

a balanced force

b)

an unbalanced force

c)

potential energy

d)

kinetic energy

64.

What will slow the box as it slides to the bottom of the ramp?

a)

gravity

b)

friction

c)

inertia

d)

magnetism

65.

As the pendulum swings downward, it loses_________________ and gains ___________________

a)

Potential Energy, Kinetic Energy

b)

Kinetic Energy, Potential Energy

c)

Velocity, Kinetic Energy

d)

Potential Energy, Balanced Force

66.

When is Potential Energy the greatest in the picture?

a)

Midway down the hill

b)

At the top of the hill

c)

At the bottom of the hill

d)

There is only kinetic energy in the picture

67.

In the distance versus time graph such as the one pictured, what is happening between 5 and 15 minutes?

a)

the person is jogging in a straight line

b)

the person is walking East

c)

the person is running uphill

d)

the person is taking a rest and having a snack

68.

According to this diagram, when does a lunar eclipse occur?

a)

When the moon is in the new moon phase

b)

When the moon is between the sun and the earth

c)

When the sun's rays are directly overhead

d)

When the Earth is between the sun and the moon

69.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
70.
What is a difference between spring and neap tides?
a)
Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
b)
Spring tides occur when moon in 3rd or 1st quarter phases
c)
Spring tides are LOWER than neap tides
d)
Spring tides occur in Spring and neap tides can occur in any season
71.
Which body has the greater effect on Earth's tides?
a)
Sun
b)
Saturn
c)
Moon 
d)
Venus
72.
What type of tide would this arrangement of earth-moon-sun create?
a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
73.
If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?
a)
2 hours
b)
6 hours
c)
12 hours
d)
24 hours

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