Question 1

Is distance a scalar or vector quantity?

Accepted Answer

scalar

Answer

vector

Question 2

Is displacement a scalar or vector quantity?

Accepted Answer

vector

Answer

scalar

Question 3

Is velocity a scalar or vector quantity?

Accepted Answer

vector

Answer

scalar

Question 4

Is speed a scalar or vector quantity?

Accepted Answer

scalar

Answer

vector

Question 5

Which of these factors can affect the speed at which someone walks, runs, or cycles?

Accepted Answer

all of them

Answer

distance travelled

Answer

age and fitness

Answer

terrain

Question 6

What is the typical speed for a person walking?

Accepted Answer

$1.5\,	ext{m/s}$

Answer

$6.0\,	ext{m/s}$

Answer

$0.5\,	ext{m/s}$

Answer

$3.0\,	ext{m/s}$

Question 7

Which method of transport has a typical speed of $	ext {6.0m/s?}$

Accepted Answer

cycling

Answer

running

Answer

train

Answer

car

Question 8

Which method of transport has a typical speed of $	ext {13-30 m/s?}$

Accepted Answer

car

Answer

running

Answer

cycling

Answer

train

Question 9

Which method of transport has a typical speed of $	ext {50m/s?}$

Accepted Answer

train

Answer

running

Answer

cycling

Answer

car

Question 10

What is the typical speed for a person running?

Accepted Answer

$3.0\,	ext{m/s}$

Answer

$4.5\,	ext{m/s}$

Answer

$2.0\,	ext{m/s}$

Answer

$5.0\,	ext{m/s}$

Question 11

What is a typical speed for sound traveling in air?

Accepted Answer

$330\,	ext{m/s}$

Answer

$1,100\,	ext{m/s}$

Answer

$300,000,000\,	ext{m/s}$

Answer

$520\,	ext{m/s}$

Question 12

What term is used to describe the change in velocity of an object per second?

Accepted Answer

acceleration

Question 13

What is the unit of acceleration?

Accepted Answer

$	ext{m/s}^2$

Answer

$	ext{m/s}$

Answer

$	ext m^2/	ext s$

Answer

$	ext m^s$

Question 14

How can an object be accelerating even if it is traveling at a steady speed?

Accepted Answer

if it is changing direction

Answer

if the brakes are on

Answer

if it is going downhill

Answer

if there is less air resistance

Question 15

What is happening to an object if it has a negative acceleration?

Accepted Answer

it is slowing down

Answer

it is speeding up

Answer

it has stopped

Answer

it is going backwards

Question 16

What information does the gradient of the line in a distance-time graph provide?

Accepted Answer

speed

Answer

acceleration

Answer

total time

Answer

distance travelled

Question 17

What information does the gradient of the line in a velocity-time graph provide?

Accepted Answer

acceleration

Answer

total time

Answer

distance travelled

Answer

speed

Question 18

What information does the the area under the graph in a velocity-time graph provide?

Accepted Answer

distance travelled

Answer

speed

Answer

average acceleration

Answer

total time

Question 19

What is the acceleration of a free-falling object due to gravity?

Accepted Answer

$\sim9.8	ext{m/s}^2$

Answer

$\sim98	ext{m/s}^2$

Answer

$\sim19.8	ext{m/s}^2$

Answer

$\sim0.98	ext{m/s}^2$

Question 20

What is the name for the steady speed a falling object reaches when the resistive force is equal to its weight?

Accepted Answer

terminal velocity

Answer

gravitational velocity

Answer

peak velocity

Answer

average velocity

Question 21

What is the general name for the frictional forces an object experiences when moving through a (fluid liquid or gas)?

Accepted Answer

drag

Answer

thrust

Answer

interaction force

Answer

fluid friction

Question 22

In which direction does the drag on an object always act?

Accepted Answer

in the direction opposite to the movement of the object

Answer

at a angle higher than the angle of movement of the object

Answer

in the same direction as the movement

Answer

perpendicular to the movement of the object

Question 23

What happens to the drag on an object as its speed increases: increases or decreases?

Accepted Answer

increases

Answer

decreases

Question 24

What can be done to reduce the drag on an object?

Accepted Answer

streamlining

Answer

increasing the surface area of the front of the object

Answer

increasing the weight of the object

Answer

increasing speed

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