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WorksheetsQ1_Scalar&Vector and Mechanics Quantities_GP1_Quiz 3
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
Wind blowing at 20 mph.Vector or scalar?
a)
Scalar
b)
Vector
2.
30 m/sec, East. Scalar or Vector
a)
Scalar
b)
Vector
c)
Neither
3.
A deer running 15 meters per second due west.Vector or scalar?
a)
Scalar
b)
Vector
4.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
5.
Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement?
a)
5 miles
b)
1 mile
c)
2 miles south
d)
1 mile north
6.
Which symbol is used to show vector quantities?
a)
Circle
b)
Line
c)
Arrow
d)
Triangle
7.
This is speed in a specific direction.
a)
Velocity
b)
Motion
c)
Position
8.
You run from your house to a friend's house that is 3 km away. You then walk home. The distance you traveled is 6 km. What is your displacement?
a)
6 km
b)
0 km
9.
An airplane accelerates down a runway at 3.20 m/s/s
for 8 s until it finally lifts off the ground.
Determine the velocity at take-off.
for 8 s until it finally lifts off the ground.
Determine the velocity at take-off.
a)
0.4 m/s
b)
25.6 m/s
c)
2.5 m/s
10.
An airplane accelerates down a runway at 3.20 m/s/s for 8 s until it finally lifts off the ground. The velocity of 25.6 m/s at liftoff is
a)
instantaneous
b)
average
11.
A cheetah travels 75 m in 3 s. What is her velocity over the interval?
a)
225 m/s
b)
25 m/s
c)
0.04 m/s
12.
A car slows down from +32 m/s to +8 m/s in 4 s. The acceleration is
a)
6 m/s/s opposite the motion
b)
2m/s/s in the direction of motion
c)
8 m/s/s opposite the motion
13.
Speed is a __________ quantity and velocity is a __________ quantity.
a)
scalar, vector
b)
vector, scalar
14.
A _________ quantity is completely described by magnitude alone. A _________ quantity is
completely described by a magnitude with a direction.
completely described by a magnitude with a direction.
a)
vector, scalar
b)
scalar, vector
15.
What quantity describes the rate of change in velocity over the elapsed time?
a)
acceleration
b)
distance
c)
speed
d)
velocity
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