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The unit for force is:

A

N

B

F

C

kg

D

Nm

There are 2 Forces working on an object. When is the resulting force zero?

A

When the forces are working in the same direction

B

When the forces are opposites

C

When the forces have te same magnitude

D

When they are the same magnitude and opposite to each other

Dog A is pulling with a force of 60 N and dog B is pulling in the opposite direction with a force of 75 N

What is the resultant force?

What is the resultant force?

A

15 Newton to dog A

B

75 Newton to dog B

C

60 Newton to dog A

D

15 Newton to dog B

The symbol for speed is

A

s

B

v

C

m/s

D

km/h

time can be calculated with the following formula

A

t= v/s
time = speed / distance

B

t = s/v
time = distance /speed

C

t = s x v
time = distance * speed

D

t = s + v
time = distance + speed

Convert 100 km/h to m/s?

A

27,8 m/s

B

360 m/s

C

103,6 m/s

D

96,4 m/s

Johanie is at a traffic light. As soon as it hits green, he starts to speed up on his bike. He accelerates with 5 m/s2.

What is his speed after 4 seconds?

What is his speed after 4 seconds?

A

9 m/s

B

1 m/s

C

20 m/s

D

1,25 m/s

convert 18 m/s to km/h

A

14,4 km/h

B

65 km/h

C

5 km/h

D

21,6 km/h

The mass of Mohamed is 45 kg. What is his gravitational force, Fg

A

350 N

B

45 N

C

441 N

D

882 N

How far did this object travel after 16 seconds?

A

500 km

B

1000 km

C

0 km

D

300 km

I want to draw a force with a magnitude of 600 N.

The scale must be 1 cm = 60 N

How large should the arrow (vector) be?

The scale must be 1 cm = 60 N

How large should the arrow (vector) be?

A

2 cm

B

5 cm

C

10 cm

D

12 cm

A car is accelerating for 8 seconds, increasing by 20 m/s every second. What is his final speed?

A

28 m/s

B

160 m/s

C

2,5 m/s

D

12 m/s

What kind of movement will happen in this situation?

A

constant speed to the left

B

constant speed to the right

C

acceleration to the left

D

acceleration to the right

What kind of movement wil happen here

A

constant speed downwards

B

constant speed upwards

C

deceleration downwards

D

deceleration upwards

On an object the following forces are acting:

50 N to the right

20 N upwards

75 N to the left

20 N downwards

What type of motion will happen?

50 N to the right

20 N upwards

75 N to the left

20 N downwards

What type of motion will happen?

A

acceleration upwards

B

acceleration to the right

C

acceleration downwards

D

acceleration to the left