NEW
Font size
S
M
L
XL
Worksheets2NW SCIENCE REVIEW
Total questions: 50
Worksheet time: 44mins
Name
Class
Date
1.
The amount of matter in an object is a measure of the object's ________________.
a)
volume
b)
density
c)
mass
d)
solubility
2.
Which statement is true?
a)
Oil is the most dense substance.
b)
Corn syrup is less dense than water.
c)
Oil is less dense than water.
d)
Oil and corn syrup have the same density but different masses.
3.
A solid is
a)
a substance that does not have a definite shape or volume
b)
a substance with a definite volume, but no definite shape
c)
a substance with a definite shape and volume
d)
a substance whose particles glide past one another
4.
A liquid is
a)
a substance that does not have a definite shape or volume
b)
a substance with a definite volume, but no definite shape
c)
a substance with a definite shape and volume
d)
a substance whose particles vibrate
5.
A metal spoon was left in a pot of boiling soup. The cook burned a finger by touching the spoon. Why did the finger get burned?
a)
The metal spoon chemically reacted with the cook's hand
b)
the metal spoon conducted electricity to the cook's hand
c)
the metal spoon conducted heat to the cook's hand
6.
Which item would be classified as magnetic?
a)
glass beaker
b)
iron nail
c)
rubber ball
d)
copper penny
7.
Which liquid has the greatest density?
a)
lamp oil
b)
karo syrup
c)
water
d)
honey
8.
Which object is solid, soluble, and not magnetic?
a)
salt
b)
vinegar
vinegar
vinegar
c)
iron filings
iron filings
iron filings
d)
cinnamon
9.
Which object is magnetic and a conductor?
a)
iron nail
b)
wood
c)
glass
d)
copper wire
10.
A student added sugar to a cup of water and stirred with a spoon. After 10 minutes you could not see the sugar anymore. What happened to the sugar?
a)
the sugar evaporated
b)
the sugar dissolved
c)
the sugar was magnetic
11.
How are solutions and mixtures alike?
a)
They are a combination of substances
b)
They are both chemically combined
c)
they can be separated immediately
d)
they have no similarities
12.
To separate a solution of salt and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation
13.
Name the separation method that causes wet clothes on a clothes line to dry
a)
Chromatography
b)
Filtration
c)
Distillation
d)
Evaporation
14.
Can a mixture be separated?
a)
No
b)
Yes
c)
Only sometimes
15.
The pictures below show the movement and spacing of particles. Which of these is a gas?
a)
Picture A
b)
Picture B
c)
Picture C
16.
What tools would you use to separate sand, salt, and iron filings?
a)
a strainer and a magnifying glass
b)
a magnet only
c)
a magnet, a cup with water, and a filter
d)
your hands
17.
The number of variables that should be allowed to change in a well designed, controlled experiment is:
a)
none
b)
1
c)
2 or more
d)
dependent on the type of experiment
18.
Variables are parts of an experiment that change. When designing an experiment, scientists should test...
a)
using no variables
b)
with only one variable that changes
c)
with 2 variables
d)
with 3 or more variables
19.
Why is it important to test our hypothesis multiple times when designing our experiments?
a)
to find accurate data that supports scientific truth
b)
It helps fill up the time
c)
It looks impressive to have numbers that go along with the experiment
d)
Isaac Newton would be happy to see it.
20.
At which location of the sun would the shadow of the light pole be the longest?
a)
A at 11 a.m
b)
B at noon
c)
C at 2 p.m.
d)
D at 6 p.m.
21.
At which location of the sun would the shadow of the lamp post be the shortest?
a)
A
b)
B
c)
C
d)
D
22.
Which of the following statements is true about shadows?
a)
The length of shadows increases all day long
b)
The length of shadows decreases all day long
c)
The length of shadows do not change
d)
The length of shadows are longest in the morning and evening
23.
Which phase of the moon would be found in the orange box?
a)
New moon
b)
Full moon
c)
Waxing gibbous
d)
Last quater
24.
Which of the following statements is true?
a)
The next low tide will occur around 9:30 a.m.
b)
The next high tide will occur around 9:30 a.m.
c)
No tide will occur at 9:30 a.m.
d)
We can not predict the type of tide which will occur at 9:30 a.m.
25.
What force causes tides to happen on the earth?
a)
The pull of the gravity from the moon on the earth
b)
People jumping up and down on the surface of the earth
c)
The sun orbiting around the earth
d)
The animals in the ocean
26.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
27.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
28.
At position A, which hemisphere would have summer?
a)
Northern hemisphere
b)
Southern hemisphere
29.
Which of the following is the most reasonable prediction for sunrise and sunset on Day 20?
a)
Sunrise: 6:48 am, Sunset: 8:00 pm
b)
Sunrise: 6:50 am, Sunset: 8:03 pm
c)
Sunrise: 6:52 am, Sunset: 7:59 pm
d)
Sunrise: 6:55 am, Sunset 8:10 pm
30.
The data for October is missing. Which of the following is the most reasonable prediction for the average number of daylight hours in October?
a)
Less than 8
b)
Approximately 9 hours
c)
Less than 10 hours
d)
Approximately 12 hours
31.
What happens when the area in which you live tilts AWAY from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
32.
Which of the following is the most reasonable prediction for the time of sunrise on December 31?
a)
7:18
b)
7:20
c)
7:27
d)
7:20
33.
A student observes ice forming on the edge of a school building. At what temperature did the water outside the school building most likely begin to change to ice?
a)
100 C.
b)
32 C.
c)
25 C.
d)
0 C.
34.
A chef wears a thick oven mitt to remove a pan from a hot oven. Why does the chef wear the oven mitt? Find the BEST answer.
a)
To move the pan carefully
b)
to insulate his hand from the heat
c)
To protect his hand from electricity
d)
To conduct heat away from his hand
35.
Jenny poured some hot chocolate into a cup and stirred it with a metal spoon. She noticed the spoon was really warm. What is the best explanation for this?
a)
The spoon is a conductor.
b)
The spoon reflects heat.
c)
The spoon is an insulator.
d)
She touched the spoon first and waited to touch the cup.
36.
When you leave your cold drink outside, the glass may have water drops on it. This is an example of...
a)
condensation
b)
evaporation
c)
precipitation
d)
estuary
37.
A student was doing a science investigation in school. Her teacher asked her to fill two beakers with water. What would be the temperature of the water when it started to boil?
a)
100 degrees celsius
b)
50 degrees celsius
c)
32 degrees celsius
d)
20 degrees celsius
38.
Earth’s travel around the Sun
a)
rotation
b)
revolution
c)
tilt
d)
orbit
39.
______ is the average pattern for weather over a long period of time.
a)
climate
b)
weather
c)
forecast
d)
sunlight
40.
What does the blue line with triangles stand for on a weather map?
a)
cold front
b)
warm front
c)
high pressure
d)
low pressure
41.
Which city should expect warm weather on this map?
a)
New York
b)
Seattle
c)
San Jose
d)
Denver
42.
The atmospheric conditions in a specific area at a specific time
a)
Climate
b)
Weather
c)
Humidity
d)
Temperature
43.
Bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite
a)
atmosphere
b)
apparent movement
c)
crater
d)
axis
44.
A natural satellite that orbits a planet. Some planets have none; others have over 60
a)
sun
b)
rotate
c)
day
d)
moon
45.
To spin on an axis; a 24-hour period, or the time it takes Earth to make one complete rotation on its axis
a)
physical features
b)
rotate
c)
axis
d)
night
46.
Period during rotation when the side of the Earth facing the sun is lit
a)
crater
b)
day
c)
night
d)
axis
47.
A natural force that causes two objects to pull toward each other depending on their mass and the distance between them
a)
sun
b)
orbit
c)
atmosphere
d)
gravity
48.
Earth’s rotation during the day gives the FALSE appearance of the sun’s movement from east to west across the sky
a)
axis
b)
craters
c)
physical features
d)
apparent movement
49.
The ability of a metal to allow heat or electricity to pass through it.
a)
conductivity
b)
insulator
c)
mass
d)
density
50.
Gloves help keep your hands warm in winter because:
a)
They are conductors of heat.
b)
They are fuzzy.
c)
They are conductors of electrical energy.
d)
They are insulators.
Reset
