WorksheetsPhysics - Review for the Final
Total questions: 33
Worksheet time: 19mins
Average speed (and velocity) are calculated using ____ & ____
(a)
An object's speed at any particular moment is its (a) speed.
On a distance/time graph, no motion will show up as a (a) line.
(a) is the difference between the initial position and the final position of an object.
True or False? Velocity has a direction associated with it, while speed has no specific direction.
True
False
What is the correct unit for acceleration?
m/s
m/s2
Newtons
If Mrs. Harris runs 6 km in 1.5 hours, what is her average speed?
1.5 m/s
4.0 km/hr
3.5 km/hr
2.5 m/s
What is the formula for calculating acceleration?
d/t
v/t
mxa
vf-vi/t
A car was moving 14 m/s. After 30 seconds, its speed increased to 20 m/s. What was the acceleration during this time?
0.46 m/s2
-0.2 m/s2
0.67 m/s2
0.2 m/s2
An object's tendency to remain at rest is called (a)
What is the formula for force?
F= a/m
F= m x a
F = m/a
F = v/t
What is the formula for acceleration if you know force and mass?
F= m x a
m = F/a
a = F/m
a= m/F
If it takes Mrs. Poole 3 seconds to run from the batter’s box to first base at an average speed (velocity) of 6.5 meter per second, what is the distance she covers in that time?
19.5 meters
0.46 meters
2.16 meters
Which of the following graphs shows runners moving at the same speed?
A
B
C
D
Which graph illustrates a car that is traveling at a constant speed?
A
B
C
D
A ball is kicked towards a wall that is 25 meters away. If it bounces off the wall and lands 8 meters away from the wall, what is the DISPLACEMENT?
33 meters forward
-17 meters backward
17 meters forward
33 meters
How much TIME does it take for a bird flying at a speed of 45 km per hour to travel a distance of 1,800 km?
20 km/hours
40 hours
0.025 hours
40 km/hours
According to Newton’s 2nd law, you need more (a) to move or stop an object with a lot of mass than you need for an object with less mass
Brock’s super worm was able to cover 20 centimeters in 5 seconds. What was the average speed of the super worm?
4 cm/s
100 cm/s
0.25 cm/s
A train traveling at 10 m/s slows down to a complete stop in 20 seconds. What is the acceleration of the train?
200 m/s2
2.0 m/s2
0.5 m/s2
This is a velocity/time graph! During segment A-B the bus is moving at a (a) of 10 m/s for 5 seconds
This is a distance-time graph. Calculate Albert’s average speed
8.33 m/s
0.83 m/s
100 m
12 s
An object is in motion when its distance from a(an) (a) is changing
Speed in a given direction is called (a)
Suppose you ride your bicycle to the library traveling at 0.5 km/min. It takes you 25 minutes to get to the library. How far did you travel?
0.02 km
12.5 km
500 km
vf-vi / t is the formula for _____
speed
velocity
acceleration
force
A skater increases her velocity from 2.0 m/s to 10.0 m/s in 3.0 seconds. What is the skater’s acceleration?
24 m/s2
0.67 m/s2
2.67 m/s2
3.33 m/s2
How much force is needed to accelerate a 68 kg skier at a rate of 1.2 m/s2?
81.6 N
81.6 Kg m/s
56.67 N
56.67 Kg m/s2
Which is more difficult to stop: A tractor-trailer truck barreling down the highway at 35 meters per second, or a small two-seater sports car traveling the same speed?
Tractor-Trailer
Two-Seater sports car
The formula for calculating momentum is mass times (a)
(momentum= m*v) A 4,000 kg truck travels in a straight line 10.0 m/sec. What is its momentum?
0.0025 kg m/s
40,000 kg m/s
400 kg m/s
Which of the following always causes change in speed, direction or both?
Balanced forces
Unbalanced forces
Either balanced or unbalanced forces
Any combination of these
What is the net force on an object when you combine a force of 10 N north with a force of 5 N south?
5 Newtons
5 Newtons North
15 Newtons
15 Newtons North
