stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Force & Motion STAAR Bootcamp Flashcards | StudBud
Explore
/
Force & Motion STAAR Bootcamp
Force & Motion STAAR Bootcamp
40 terms
·
StudBud Administration
·
494 plays
Forces, Motion, Newton's Laws #physics #8thgrade #science #forces #motion #newton
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
Which rollercoaster cart has the least potential energy?
d
a
c
b
2
Given an equal force, which lists the balls in order from least inertia to greatest inertia?
table tennis ball, tennis ball, basketball, bowling ball
tennis ball, table tennis ball, bowling ball, basketball
bowling ball, table tennis ball, tennis ball, basketball
basketball, tennis ball, bowling ball, table tennis ball
3
An objects resistance to a change in its motion is determined by its
mass
length
energy
force
4
What is acceleration?
the rate at which velocity changes
an object’s speed multiplied by its mass
the rate at which an object’s position changes
the direction of motion
5
According to the graph, what is the acceleration of the object?
0 m/s2
3.3 m/s2
10 m/s2
30 m/s2
6
A boy pulls a wagon with a mass of 20 kg and it accelerates at 2 m/s
2
. What is the Force?
10 Newtons
40 Newtons
22 Newtons
18 Newtons
7
A dog ran with a speed of 4 mps for 10 seconds. How far did he run?
40 meters
0.4 meters
4 meters
8
Which vehicle would take more energy to get moving?
18 Wheeler
Ms. Reche's car
The Titanic
A wagon
9
What is the reaction force when the box is moved?
the box pushing against the boy
friction slowing down the movement of the box
the boy pushing against the box
friction pushing against the boy
10
An object in motion will stay in motion unless acted upon by unbalanced forces
3rd Law (action-reaction)
1st Law (inertia)
2nd Law (f=ma)
11
How is net force determined for two forces that act in opposite directions?
Forces are added together
The larger force is divided by the small force
The smaller force is subtracted from the larger force
The forces are multiplied
12
A girl begins to slide down a playground slide. How will friction affect her as she slides?
It will make her go faster
It will prevent her from moving
It will have no effect
It will slow her down
13
Newton’s laws describe the relationship between what three things?
velocity, motion, and acceleration
forces, matter, and motion
acceleration, inertia, and matter
friction, forces, and motion
14
A space probe continuing in the same direction and speed in space is an example of Newton’s
1st Law
2nd Law
4th Law
3rd Law
15
Which scenario does not describe an example of acceleration?
A car increases its speed while turning to the left.
A car maintains a constant speed while turning to the right.
A car decreases its speed while driving straight ahead.
car maintains a constant speed while driving straight ahead
16
When the slingshot is held in position as in the diagram, what kind of energy is present?
Kinetic Energy
Electrical Energy
Potential Energy
Electromagnetic Energy
17
Which rollercoaster cart has the most kinetic energy?
b
c
a
18
Blowing up a balloon and letting it go is an example of Newton’s
3rd Law
4th Law
2nd Law
1st Law
19
A rocket taking off is an example of Newton’s
2nd Law
1st Law
3rd Law
20
An object at rest or at constant speed is considered to be acted upon by...
covalent forces
imbalanced forces
unbalanced forces
balanced forces
21
What will happen to a soccer ball that is rolling across a field when it is kicked by a player?
It will lose speed
It will maintain velocity
It will accelerate
It will stop
22
Speeding up, slowing down, changing direction is
acceleration
velocity
motion
speed
23
What is the net force in the picture below?
200 N Right
0 N
50 N left
50 N right
24
Measuring distance over time is
speed
acceleration
velocity
motion
25
30 m/s south is...
speed
motion
acceleration
velocity
26
What force in Newton’s would be needed to accelerate a 75 kg ice-skater 3 m/s
2
?
225 kg
25 kg
225N
25N
27
Newtons 2nd Law states that
F=ma
D=st
S=d/t
28
When a force is applied to an object, causing it to move, the forces are said to be
imbalanced
balanced
covalent
unbalanced
29
According to one of Newton’s laws, what causes an object that is at rest to stay at rest?
friction
gravity
force
inertia
30
What is the net force being applied to the box?
100 N to the right
0 N
100 N to the left
50 N to the right
31
A man ran 20 miles in 5 hours. What was his average speed?
100 mph
25 mph
4 mph
15 mph
32
Speed with direction is
Acceleration
Velocity
Motion
Speed
33
Which force must be the largest in order for the shoe on the table to move to the right?
Fn
F
Fg
Ff
34
Which line shows the object with the least speed?
Line D
Line A
Line B
Line C
35
Which vehicle has the greatest acceleration as it enters the highway?
Truck
Coupe
Sedan
SUV
36
According to Newton’s Third Law, action and reaction are
unequal and in opposite direction
equal and in opposite directions
equal and in the same direction
unequal and in the same direction
37
30 m/s is...
motion
acceleration
velocity
speed
38
Which statement best summarizes Newton’s law of action-reaction?
All forces act in pairs
Friction slows objects.
An object in motion tends to stay in motion
Force equals mass times acceleration
39
What acceleration was produced by the force of the dog pulling 50kg? (force= 100N)
150 m/s2
20 m/s2
2 m/s2
0.2 m/s2
40
30 m/s
2
is...
acceleration
velocity
motion
speed
