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Worksheets7th grade science Review
Total questions: 40
Worksheet time: 34mins
Name
Class
Date
1.
What does this symbol on a weather map indicate?
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
2.
What does this symbol indicate on a weather map?
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
3.
What kind of weather is usually associated with a high pressure system?
a)
Sunny weather
b)
Precipitation (rain, snow, etc.)
4.
Which weather tool measures air pressure?
a)
thermometer
b)
barometer
c)
anemometer
d)
psychrometer
5.
This weather tool measures wind speed and direction
a)
thermometer
b)
barometer
c)
anemometer
d)
psychrometer
6.
The boundary between two air masses is known as:
a)
front
b)
storm
c)
climate
d)
flood
7.
Which condition usually means cloudy, stormy weather?
a)
high pressure
b)
low pressure
8.
name this front
a)
warm front
b)
cold front
c)
stationary front
d)
occluded front
9.
What does this symbol on a weather map indicate?
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
10.
A _____ is a large, swirling, low-pressure system that forms over the Atlantic Ocean.
a)
blizzard
b)
cold front
c)
tornado
d)
hurricane
11.
A violently rotating column of air called a _____ when it comes in contact with the ground.
a)
hurrican
b)
tornado
c)
trade wind
d)
local wind
12.
Rain, snow, sleet, and hail are all forms of _____.
a)
precipitation
b)
condensation
c)
evaporation
d)
climate
13.
The amount of water vapor present in the air is called ________________.
a)
weather
b)
humidity
c)
air mass
d)
dew point
14.
This is the symbol for a...
a)
Stationary Front
b)
Occluded Front
c)
Cold Front
d)
Warm Front
15.
Cold air traveling south from Canada is:
a)
continental tropical
b)
continental polar
c)
maritime tropical
d)
maritime polar
16.
Warm air moving upwards from the Gulf of Mexico is:
a)
continental tropical
b)
continental polar
c)
maritime tropical
d)
maritime polar
17.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
18.
Acceleration is
a)
increasing speed
b)
decreasing speed
c)
changing direction
d)
all of the above
19.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
20.
When a car goes around a corner at 20 mph, why do we say it accelerates?
a)
The car is accelerating because of the velocity is constant
b)
The car accelerates because it's going 20 mph
c)
Cars always accelerate when they are in motion
d)
The car is accelerating because it's changing direction
21.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
22.
What unit do we measure Force in?
a)
Newtons
b)
Joules
c)
Force
d)
Midi-chlorians
23.
Newton's Third Law of Motion states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
24.
What is Newtons 2nd law of motion?
a)
Pancakes
b)
Force= Mass multiplied by acceleration
c)
For every action there is a equal and opposite re-action.
d)
Law of gravity
25.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
26.
The device used to raise a flag up a flag pole is an example of a
a)
wheel and axle
b)
lever
c)
inclined plane
d)
pulley
27.
An axe is an example of a
a)
pulley
b)
inclined plane
c)
screw
d)
wedge
28.
Which is not a type of simple machine?
a)
spring
b)
screw
c)
pulley
d)
wedge
29.
What type of simple machine is found on the cap of a pickle jar?
a)
lever
b)
inclined plane
c)
pulley
d)
screw
30.
Directs all cell activities through the DNA located there.
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
31.
I am a protein packaging and shipping machine! Who am I?
a)
vacuole
b)
ribosome
c)
mitochondrion
d)
golgi apparatus
32.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
33.
Where are proteins made?
a)
Golgi body
b)
Mitoichondria
c)
Chromosomes
d)
Ribosomes
34.
What organelle is called the "powerhouse" of a cell?
a)
Endoplasmic Reticulum
b)
Nucleus
c)
Mitochondria
d)
Nucleolus
35.
What is the gel-like substance inside of cells called?
a)
photoplasm
b)
photosynthesis
c)
cytoskeleton
d)
cytoplasm
36.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
37.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
38.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
39.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
40.
what predicts the outcome
a)
genetic engineering
b)
punnet square
c)
probability
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