WorksheetsMixed Live Review 2
Total questions: 87
Worksheet time: 3625secs
Name
Class
Date
1.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
2.
What is a force that works AGAINST MOTION?
a)
Force
b)
Motion
c)
Gravity
d)
Friction
3.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
4.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
5.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed
c)
not moving
d)
accelerating/slowing down.
6.
If these boys are pulling with the same amount of force. What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
7.
If you pull the cord, what direction will the box move?
a)
Up
b)
Down
c)
Left
d)
Right
8.
When an unbalanced force acts on an object, the force...
a)
Changes the motion of the object
b)
Is canceled by another force
c)
Does not change the motion of the object
d)
Is equal to the weight of the object
9.
It is easier to ride a bicycle down a hill than to ride up a hill because _?_ helps the bicycle move down the hill.
a)
gravity
b)
friction
c)
rotation
d)
air resistance
10.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
11.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
12.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
13.
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
14.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
15.
The speed and direction in which an object moves defines...
a)
weight
b)
velocity
c)
speed
d)
energy
16.
a measurement of how fast an object is moving
a)
force
b)
speed
c)
weight
d)
velocity
17.
If one object exerts a force on a second object, the second object exerts a force equal in magnitude and opposite in direction on the object body is which law
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
d)
Newton's Law of Thirds
18.
the energy possessed by an object because of its height above the ground
a)
kinetic energy
b)
potential energy
c)
inertia
d)
speed
19.
a tendency of an object to resist change in its state of motion
a)
inertia
b)
kinetic energy
c)
potential energy
d)
force
20.
Occurs when objects are changing their speed or their direction
a)
force
b)
energy
c)
acceleration
d)
friction
21.
What is motion?
a)
It's like the ocean
b)
Any change in an animal or person's position.
c)
Motion is like acting
d)
Any change in an object or person's position.
22.
Ms. Pittman was walking at a constant pace to warm up for a run, but then stopped to tie her shoe. After tying her shoe she began running.
What distance/ time graph best represents Ms. Pittman?
What distance/ time graph best represents Ms. Pittman?
a)
A
b)
B
c)
C
d)
D
23.
Which graph represents a students standing at their locker for a period of time?
a)
A
b)
B
c)
C
d)
D
24.
Ms. Pittman went to the movies. She drove at a constant speed the whole way there, and after the movie was over she drove back home at the same constant speed.
What graph best represents Ms. Pittman's journey?
What graph best represents Ms. Pittman's journey?
a)
Top Left
b)
Top Right
c)
Bottom Left
d)
Bottom Right
25.
What is the Average Speed?
Distance: 10 m
Time: 5 s
Distance: 10 m
Time: 5 s
a)
2
b)
1/2
c)
50
d)
100
26.
A ball is moving in a certain direction. What would happen to the ball if a greater force was applied on the ball along its direction of motion?
a)
The speed of the ball would decrease.
b)
The speed of the ball would increase.
c)
The ball will stop instantly.
d)
The ball will change direction.
27.
What two things do you need to calculate speed?
a)
distance and friction
b)
direction and time
c)
direction and friction
d)
distance and time
28.
A train that travels 100 kilometers in 4 hours is traveling at what average speed? Remember: Speed = distance/time
a)
50 km/h
b)
100 km/h
c)
400 km/h
d)
25 km/h
29.
Who is traveling at the slowest speed? (click the words to view the picture)
a)
Finn
b)
Marceline
c)
Jake
d)
All are traveling the same speed
30.
A ball is rolled on four different types of materials listed. Which material will cause the least amount of friction between it and the ball?
a)
Tile Floor
b)
Carpet
c)
Grass
d)
Cement Sidewalk
31.
Which of the following would require the most force to move?
a)
a toy car
b)
a sleeping cat
c)
a science book
d)
a chair with a friend sitting in it
32.
What is the net force?
a)
4000 N
b)
4000 N right
c)
0 N
d)
4000 N left
33.
What is the net force in this diagram?
a)
8 N right
b)
2 N right
c)
8 N left
d)
2 N left
34.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
35.
What is the acceleration of a 50 kg object pushed with a force of 500 Newtons? To solve this problem you must use which equation?
a)
500 N ÷ 50 kg
b)
50 kg ÷ 500 N
c)
500 N x 50 kg
d)
500 N + 50 kg
36.
A 50 kg skater pushed by a friend accelerates at 5 m/s2. To determine how much force was applied, which equation should you use?
a)
50 kg ÷ 5 m/s2
b)
5 m/s2 ÷ 50 kg
c)
50 kg x 5 m/s2
d)
50 kg + 5 m/s2
37.
A force of 250 N is applied to an object that accelerates at a rate of 5 m/s2. What is the mass of the object?
a)
50 N
b)
50 m/s2
c)
50 kg
d)
50 m/s
38.
What is Eddie's speed between 0 and 2 minutes?
a)
20 m/2 min
b)
30 m/min
c)
18 m/min
d)
10 m/min
39.
A Drake races in the 100 meter dash. It takes him 10 seconds to finish. What is his average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
40.
Zayn runs from 4:50 pm until 5:20 pm at an average speed of 7 km/h. How far did he go?
a)
4.5 km
b)
7 km
c)
3.5 km
d)
14 km
41.
The line C-D shows the objects motion is...
a)
at constant acceleration.
b)
at constant speed.
c)
decelerating.
d)
stationary.
42.
What is the speed of the vehicle between E-F?
a)
0 m/s
b)
1.1 m/s
c)
2.5 m/s
d)
3.3 m/s
43.
Two objects traveling at the same speed have different velocities if they....
a)
start at different times.
b)
travel different distances.
c)
have different masses.
d)
move in different directions.
44.
Which of the following represents a velocity?
a)
40 m
b)
40 m north
c)
40 m/s
d)
40 m/s north
45.
Which of the following is accelerating?
a)
A cannonball sitting on the ground
b)
A boat traveling at a constant speed in a straight line
c)
A can being crushed under a person's foot
d)
A car going around a curve at a constant speed
46.
Which is a velocity?
a)
200 mph
b)
200 mph north
c)
800 miles north
d)
800 miles
47.
A cannonball with a mass of 0.5 kg is shot out of a canon with an acceleration of 10 m/s2. What was the force?
a)
50 N
b)
5 N
c)
20 N
d)
0.05 N
48.
The law of inertia (Newton’s First Law) applies...
a)
to both moving and non-moving objects
b)
only to moving objects
c)
only to objects that are not moving
d)
to nothing at all
49.
Which two points on this roller coaster have the most kinetic energy?
a)
W & Y
b)
X & Z
c)
W & X
d)
Y & Z
50.
At which point on this roller coaster is the potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
51.
How does this dryer convert energy to dry the clothes?
a)
Chemical → Thermal and Radiant
b)
Electrical → Elastic, Thermal and Sound
c)
Gravitational → Nuclear, Sound and Thermal
d)
Electrical → Thermal, Mechanical and Sound
52.
True or False:
You do work only when you exert a force on an object and move it.
You do work only when you exert a force on an object and move it.
a)
True
b)
False
53.
Two factors that determine work are...
a)
size of the force & distance
b)
size of the force & type of force
c)
mass & distance
d)
distance & time
54.
if you push a cart with a force of 60 N for 2 min and manage to move it 6 m... how much work have you done?
a)
120 J
b)
30 J
c)
10 J
d)
360 J
55.
What is the formula for work?
a)
Force = work x distance
b)
Distance = force x work
c)
Work = force x distance
d)
Work = force x mass
56.
A girl LIFTS a bag.
a)
Work
b)
No Work
57.
A boy HOLDS a book.
a)
Work
b)
No Work
58.
I eat fish and other animals, I am a(n)...
a)
Fishivore
b)
Omnivore
c)
Carnivore
d)
Herbivore
59.
I eat fruit, nuts and insects, I am a(n)...
a)
Carnivore
b)
Apeivore
c)
Herbivore
d)
Omnivore
60.
I am a a vicious killing machine because of my sharp teeth! I am a(n)...
a)
Herbivore
b)
Carnivore
c)
Pupivore
d)
Omnivore
61.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
62.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
63.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
64.
Which organism recieves the least amount of energy from the producer?
a)
Owl
b)
Grasshopper
c)
Lilypad
d)
Mouse
65.
Fish in a lake have to compete for space. Different fish have different optimal temperature ranges. The graph shows the temperature ranges of four fish species. At which temperature range will there be the most competition for space among these fish species?
a)
5°C to 10°C
b)
10°C to 15°C
c)
15°C to 20°C
d)
25°C to 30°C
66.
Huge clouds of dust and gas are called...
a)
Star
b)
Nebulae
c)
Neutron Star
d)
Comets
67.
Proxima Centauri is the closest star to Earth after the Sun and is located 4.3 light years away from Earth. How long does it take light from Proxima Centauri to reach Earth?
a)
1 year
b)
4.3 years
c)
43 years
d)
0.43 years
68.
Why is the light from distant galaxies red-shifted?
a)
They produce more red light than nearby galaxies.
b)
They are moving away from us.
c)
The longer wavelengths are filtered out more by dust.
d)
They are moving toward us.
69.
In red shift, the wavelengths of light become...
a)
Bluer
b)
shorter
c)
longer
d)
higher
70.
Which LETTERED star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
71.
Which LETTERED star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
72.
Which LETTERED star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
73.
A light year is...
a)
The speed light travels
b)
How long it takes light to get to you from the sun
c)
The distance light travels in one year
d)
How many years it takes light to be emitted
74.
The vast majority of galaxies in our universe are moving away from us. We know this because we observe _?_ in the galaxies absorption spectra.
a)
Red shift
b)
Blue shift
c)
Turbulence
d)
the Doppler Effect
75.
A star is born when...
a)
a nebula expands.
b)
helium and oxygen combine.
c)
nuclear fusion starts.
d)
a protostar becomes stable.
76.
What does the Big Bang theory suggest?
a)
The universe was just there.
b)
The Milky Way is the only solar system.
c)
The universe is continually expanding.
d)
The universe started as a point, expanded, and will return to a point.
77.
Betelgeuse is classified as a ____________ star.
a)
Supergiant
b)
Giant
c)
White Dwarf
d)
Main Sequence
78.
What type of electromagnetic radiation has the longest wavelength?
a)
gamma
b)
x-ray
c)
radio
d)
infrared
79.
If a star is moving toward us, the spectral lines will be...
a)
blue shifted
b)
red shifted
c)
green shifted
d)
pulsating
80.
_______ carry the greatest amount of energy.
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
81.
Which type of electromagnetic radiation has a wavelength near 10-8?
a)
Microwave
b)
Infrared
c)
Visible
d)
Ultraviolet
82.
Which type of radiation has a frequency closest to 105?
a)
Radio
b)
Infrared
c)
Ultraviolet
d)
X-Ray
83.
The spectrum for visible wavelengths emitted by Star X is compared to the emission spectra of four different elements. According to the spectral analysis data, which element is present in Star X?
a)
Hydrogen
b)
Carbon
c)
Neon
d)
Magnesium
84.
Which of the following examples shows that a chemical reaction has occurred?
a)
A rock breaks into smaller pieces when it is struck with a hammer.
b)
Rust forms on a hammer that has been left outside to long.
c)
A cup of water turns pink when a few drops of red food coloring are added.
d)
A solid is formed when heat is removed from a sample of water.
85.
Four students performed four different investigations by combining different substances. Their results are shown in the table provided. In which experiment are new substances being formed?
a)
Experiment 1
b)
Experiment 2
c)
Experiment 3
d)
Experiment 4
86.
In a container, a solid consisting of clear crystals is combined with a blue liquid and the following observations are obtained.
How many of the listed observations indicate a new substance was formed?
How many of the listed observations indicate a new substance was formed?
a)
1
b)
2
c)
3
d)
4
87.
Which of the following is least reliable in determining if a chemical reaction occurred?
a)
color change
b)
bubbles/gas produced
c)
temperature change
d)
new substance formed
100 %
