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Transcript
Name: _____________________________
1. A distance of 0.018m is how many centimeters?
(A) 0.18cm
(B) 1.8cm
(C) 18cm
(D) 180cm
2. A speed of 22km/hr expressed as m/s is
Year 10 Physics Term 3 Interim Test
7. On the moon, the acceleration of gravity is 2m/s/s
(downwards). A pen is dropped from rest. What is its
speed 2 seconds later just as it hits the lunar surface?
(A) 1m/s
(B) 2m/s
(C) 4m/s
(D) 19.6m/s
(A) 6.11m/s
(B) 79.2m/s
(C) 22m/s
(D) 366.67m/s
3. A student travels 12km by bus to school in the
morning. The trip takes 12 minutes. What is their
average speed?
(A) 1m/s
(B) 10.1m/s
(C) 16.7m/s
(D) 20.3m/s
4. How far does a car moving at 100km/hr travel in 2
minutes?
(A) 3m
(B) 33m
(C) 333m
(D) 3333m
5. How long does it take for a car traveling at 85m/s to
cover a distance of 15km?
(A) 6s
(B) 1275s
(C) 176s
(D) 221s
6. A dragster accelerates at a constant rate from rest to
55.56m/s in 12s. What was their acceleration?
(A) 2400m/s/s
(B) 16.6m/s/s
(C) 9.8m/s/s
(D) 4.6m/s/s
8. The ticker tapes shown were pulled from right to left.
The motion of the top ticker tape here is
(A) Speeding up
(B) Slowing down
(C) constant velocity
(D) not moving
9. The motion of the bottom ticker tape here is
(A) Speeding up
(B) Slowing down
(C) constant velocity
(D) not moving
10. The time between dots is 0.02 sec. Using the ruler
shown (marked in cm) what is the average speed of the
top tape?
(A) 85cm/s
(B) 17cm/s
(C) 0.34cm/s
(D) 12cm/s
11. What is the average speed of the bottom tape?
(A) 0.8cm/s
(B) 8cm/s
(C) 80cm/s
(D) 800cm/s
16. A pen is dropped from rest and accelerated by
gravity on Earth. How far has it dropped in 2s? (ignore
air resistance)
(A) 9.8m
(B) 19.6m
(C) 12m
(D) Can’t be calculated - insufficient information.
17. A ball is thrown straight upwards into the air at
6m/s. How long before it reaches its peak height?
v (ms -1 )
(A) 0.612s
(B) 0.455s
(C) 0.843s
(D) Can’t be calculated - insufficient information.
31.4
t (s)
0
7
10
20 22
30
34
40
12. Describe the motion of the object producing this
Velocity-Time graph.
(A) Moving up, staying still, moving down
(B) speeding up, stopped, slowing down
(C) speeding up, constant speed
(D) speeding up, constant speed, slowing down
13. How far did this object move in the time from 7s to
22s?
(A) 471m
(B) 690.8m
(C) 2.09m
(D) 15m
14. How far did this object move in the time from 0s to
7s?
(A) 53.4m
(B) 439.6m
(C) 219.8m
(D) 109.9m
15. Use the velocity-time graph above to calculate the
acceleration of the object from 0 to 7 sec.
(A) 4.49m/s/s
(B) 439.6m/s/s
(C) 219.8m/s/s
(D) 109.9m/s/s
18. A net force of 12N is applied to a ball of mass 800g.
What is its acceleration?
(A) 15m/s/s
(B) 9600m/s/s
(C) 9.6m/s/s
(D) Can’t be calculated - insufficient information.
19. A car of is traveling along the freeway. The brakes
are then applied giving a braking force of 2000N and
the car decelerates at 2.5m/s/s. What is the mass of
the car?
(A) 600kg
(B) 700kg
(C) 800kg
(D) 900kg.
20. Assuming the stopping time is 12.1s, over what
distance does the car in Q19 come to rest? ()
(A) 154m
(B) 164m
(C) 174m
(D) 184m.