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PM Review part 1

Total questions: 45

Worksheet time: 2hrs 30mins

Name
Class
Date
1.

A student draws a model to represent the precesses involved in the water cycle, as shown. To which process is the formation of clouds related?

a)

Condensation

b)

Evaporation

c)

Freezing

d)

Melting

2.
a)
Reflection
b)
Refraction
3.

What is the BEST reason you always repeat an experiment?

a)

Make sure your data is consistent and accurate

b)

Make sure your data supports your prediction

c)

Make sure your experiment is easy to do

d)

Make sure your experiment has lots of data

4.

What is the best way to make sure your data is accurate in an experiment?

a)

Do research

b)

Do your experiment multiple times

c)

Make a prediction

d)

Form a conclusion

5.

Replication is when one scientist

a)

copies another scientist's experiment.

b)

laughs at another scientist's experiment.

c)

repeats their own experiment several times.

d)

clones another scientist.

6.

Repetition is when one scientist

a)

copies another scientist's experiment.

b)

bumps into another scientists.

c)

repeats their own experiment several times.

d)

clones a T. rex.

7.
Which organ of the excretory system stores urine until the body is ready to eliminate it?
a)
ureters
b)
urethra
c)
urinary bladder
d)
urea
8.

The breakdown of rock into smaller pieces because of wind, water, or ice

a)

Erosion

b)

Weathering

c)

Lava

d)

Landslide

9.

Moving sediment from one place to another

a)

Weathering

b)

Deposition

c)

Erosion

d)

Earthquake

10.
When water, ice and wind move particles of rock and soil from one place to another
a)
sediment
b)
weathering
c)
erosion
11.
What caused this rock to break apart?
a)
ice
b)
plant
c)
wind
d)
rain
12.

What is the correct order of development for a butterfly?

a)

WXYZ

b)

ZWYX

c)

WXZY

d)

ZYXW

13.

What do these pictures represent?

a)

Incomplete metamorphosis

b)

Egg stage

c)

Complete metamorphosis

d)

Larva stage

14.

Which term best describes the life cycle of this insect?

a)

Incomplete metamorphosis

b)

Migration

c)

Complete metamorphosis

d)

Pollination

15.

Which picture shows incomplete metamorphosis?

a)

A

b)

B

c)

C

d)

D

16.

Grasshoppers go through incomplete metamorphosis. Which picture shows the correct life cycle a grasshopper?

a)

A

b)

B

c)

C

d)

D

17.

What are the four inner planets?

a)

Earth, Uranus, Mercury, Venus

b)

Mercury Venus Earth Saturn

c)

Mars, Earth , Mercury, Venus

d)

Mars, Earth, Neptune, Mercury

18.
Compared to the inner planets, the outer planets are...
a)
larger
b)
warmer
c)
denser
d)
better
19.
The earth orbits around...
a)
the sun.
b)
the moon
c)
other planets
d)
the Milky Way
20.

The Sun is the biggest star in the sky.

a)

True

b)

False

21.

Why do other stars appear so much smaller than the sun?

a)

They are really close.

b)

They are so far away.

c)

They are tiny stars.

22.

What type of galaxy do we live in?

a)

Milky Way

b)

Red Giant

c)

Pluto

d)

Kit Kat

23.
The more times that an experiment is repeated and the same results obtained, the more likely the results are _________. 
a)
better
b)
observed
c)
valid
d)
used
24.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
c)
maybe
d)
only sometimes
25.

Which of the following is NOT a property of minerals?

a)

Color

b)

Luster

c)

Smell

d)

Hardness

26.
A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?
a)
cleavage
b)
fracture
c)
glassy
d)
waxy
27.
The ability of a mineral to resist scratching is called
a)
streak
b)
fracture
c)
hardness
d)
cleavage
28.

What are renewable resources?

a)

A limited amount and cannot be replaced in a human life time.

b)

Plastic bags

c)

Coal, oil, and natural gas

d)

Can be replaced in our lifetime through natural processes

29.

Sunlight is...

a)

Very bright

b)

Will eventually run out soon

c)

A renewable resource

d)

A nonrenewable resource

30.

Wood is...

a)

A renewable resource

b)

A nonrenewable resource

c)

Used to make oil

d)

Used to make plastic

31.

In comparison to other stars in the sky, the Sun appears brighter than other stars because it is–

a)

Bigger

b)

Smaller

c)

Nearer

d)

Further

32.

The Sun is at the center of our Solar System. Which of the following best describes the Sun?

a)

A comet

b)

A satellite

c)

A planet

d)

A star

33.
Antarctica is cold all the time. What is it's climate?
a)
Tropical
b)
Polar
c)
Arid/Dry
d)
Temperate
34.

Which ecosystem is a cold region? (page 387)

a)

wetlands

b)

desert

c)

grassland

d)

tundra

35.

The light bulb does not turn on, which statement explains why it is not working?

a)

The battery is dead

b)

The light bulb is broken

c)

The bell is taking all of the energy

d)

The light bulb is not part of a complete circuit

36.

Does energy flow through an open or closed switch?

a)

open switch

b)

closed switch

c)

both open and closed

d)

neither

37.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
38.
Ernesto and Amanda fill two cups with water. They use hot water in one cup and cold water in the other cup. Next, they will stir a spoon of salt into each cup.     

In which cup will the salt dissolve more slowly? 
a)
The salt will not dissolve in either cup
b)
The salt dissolves more slowly in the hot water
c)
The salt dissolves more slowly in the cold water
d)
The salt dissolves at the same speed in both cups
39.
If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?
a)
20 grams
b)
0 grams
c)
27 grams
d)
10 grams
40.
Which of the following is a method of separating solutions?
a)
hand seperation
b)
filtering
c)
screening
d)
evaporation 
41.
A student drops a ball from shoulder height. The ball bounces 5 times before coming to a stop. What force causes the ball to fall to the ground?
a)
Friction
b)
Magnetism
c)
Position
d)
Gravity
42.
When conducting an experiment, in order to get reliable results, it is important to:
a)
Disregard results that do not match your hypothesis
b)
Test many different variables at the same time
c)
Test all forces at the same time
d)
Repeat the investigation several times
43.
Students wrap a copper wire around an iron nail and connect the ends of the wire to the battery. The nail attracts other small nails and paper clips as they stick together. What force is being observed?
a)
The students are observing the force of gravity.
b)
The students are observing the force of friction.
c)
The students are observing the force of magnetism.
d)
The students are observing the force of electricity.
44.
Why is the egg NOT moving before Zoe hits the pan?
a)
forces are balanced
b)
forces are unbalanced
c)
there are no forces
d)
none of these
45.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder

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