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Worksheets22/23 Midterm Review
Total questions: 78
Worksheet time: 1hrs 20mins
What is the total distance traveled by the car?
(a)
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?
(a)
Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
(a)
David walks 3 km north, and then turns east and walks 4 km. What is the displacement?
5 km Northeast
25 km Northeast
1 km East
7 km Northeast
The change in an objects position from the final position to initial position.
displacement
distance
motion
reference point
What is speed?
how far you go
how far you go in a certain amount of time
how fast you accelerate
the change in the location of a object
Jerry walked from home to school, then from the school to the park. What is his total displacement?
2 km
5 km
8 km
10 km
While walking down the hall you step off 14 paces. You realize you dropped something and walk back 5 paces to pick it up. After picking up the item, you walk in the original direction 13 paces. What is your distance traveled?
32 paces
21 paces
19 paces
negative 4 paces
During which segment did the car come to a complete stop?
Segment A to B
Segment B to C
Segment C to D
Segment D to E
During which segment is the object increasing speed?
X
Y
Z
During which segment is the object decreasing speed?
X
Y
Z
Which are measurable physical properties? (may be more than one)
volume
density
mass
temperature
Ethanol has a density of 0.789 g/cm 3 .
What is the mass of 225 cm 3 of ethanol?
178g
285g
0.004 g
225.789g
What is mass?
The amount of space an object takes up
The amount of matter in a given space
The amount of matter in an object
What is the unit for mass?
Grams (g)
Milliliters (mL)
Grams/Milliliter (g/mL)
What is density?
The amount of space an object takes up
The amount of matter in a given space
The amount of matter in an object
What is the unit for volume?
Grams (g)
Milliliters (mL)
Grams/Milliliter (g/mL)
Why does oil float on top of the water in an oil spill?
Oil has the same density of water
Oil is less dense than water
Oil is more dense than water
The sum of all forces acting on an object and direction is called the:
Contact Force
Balanced Force
Unbalanced Force
Net Force
A hockey puck glides to the right across the ice at a constant speed. Choose the right force diagram below.
A Newton is a unit of ______.
Acceleration
Inertia
Force
Velocity
Which of the following is a balanced force?
Which sentence is the claim?
Which sentence is the evidence?
Strong evidence should come from a reliable source
TRUE
FALSE
The picture of the position vs. time graph shows an object that is...
speeding up
moving at a constant speed
not moving
slowing down.
What is happening at segment B?
no motion/object at rest
constant speed
acceleration
The graph shows
speeding up in the positive direction
speeding up in the negative direction
slowing down in the negative direction
slowing down in the positive direction
The graph shows
speeding up in the positive direction
speeding up in the negative direction
slowing down in the negative direction
slowing down in the positive direction
The graph shows
speeding up in the positive direction
speeding up in the negative direction
slowing down in the negative direction
slowing down in the positive direction
If the sum of the forces equates to zero, they are considered as _____________.
net force
combined
unbalanced
balanced
The dot diagram represents the motion of a rightward-moving truck. In which direction is the truck changing its speed?
Right
Left
The truck is not changing speed
Can not be deduced from the given information
Five stages - labeled A, B, C, D, and E - of an object's motion are represented by the position-time graph below. During which stage(s) is the object moving towards its starting point?
A
B
C
D
The motions of Objects A, B, and C are represented on a position-time graph. Observe their lines and rank the speeds of Objects A, B, and C from slowest to fastest.
A, B, C
B, A, C
A, C, B
C, B, A
If there are two forces going in the opposite direction how would you find the net force?
Subtract
Add
Neither
Multiply
constant fast speed moving to the right
constant slow speed moving to the right
constant fast speed moving to the left
constant slow speed moving to the left
constant fast speed moving to the right
constant slow speed moving to the right
increasing speed moving to the right
decreasing speed moving to the left
constant fast speed moving to the right
constant slow speed moving to the right
increasing speed moving to the right
decreasing speed moving to the left
constant fast speed moving to the right
constant slow speed moving to the right
constant fast speed moving to the left
constant slow speed moving to the left
constant speed
increasing speed
decreasing speed
no speed
Calculate the net force
20
10
0
30
Use the picture as reference. If the force of the girl pushing is 30N, and the force of the boy who is also pushing is 30N, what is the net force?
0N
60N
900N
1N
Use the picture as reference. If the force of the girl pushing is 20N, and the boy who is also pushing is 15N, what is the net force?
5N
300N
35N
1.33N
If you apply an unbalanced force to an object at rest, what will happen to that object?
the object will remain at rest.
the object will move.
The object will stay.
None of the above.
