forces and motion 1

Question 1

what is the symbol of acceleration? what is it measured in?

Answer 1

• a

- m/s squared

Question 2

what is the symbol of time? what is it measured in?

Answer 2

• t

- s

Question 3

what is the symbol of mass? what is it measured in?

Answer 3

• m

- kg

Question 4

what is the symbol of final velocity? what is it measured in?

Answer 4

• v

- m/s

Question 5

what is the symbol of initial velocity? what is it measured in?

Answer 5

• u

- m/s

Question 6

what is the symbol of force? what is it measured in?

Answer 6

• F

- N

Question 7

what is the symbol of speed? what is it measured in?

Answer 7

• S

- m/s

Question 8

the ……………. of a distance-time graph gives you ……..!

Answer 8

• gradient

- speed

Question 9

the ……………. of a speed-time graph gives you ……………………!

Answer 9

• gradient

- acceleration

Question 10

the …….. under a speed-time graph gives you ………………!

Answer 10

• area

- distance

Question 11

what do vectors have?

Answer 11

-a magnitude and direction

Question 12

what do scalars have?

Answer 12

-just a magnitude

Question 13

what are velocity and displacement?

Answer 13

-vectors

Question 14

what are speed and distance are?

Answer 14

-scalars

Question 15

4 examples of vectors (out of 6)

Answer 15

• force
• current
• acceleration
• momentum
• velocity
• displacement

Question 16

4 examples of scalars (out of 6)

Answer 16

• mass
• time
• energy
• power
• speed
• distance

Question 17

what is mass? what is it measured in?

Answer 17

• the quantity of matter a body contains

- measured in

Question 18

what is weight? what is it measured in?

Answer 18

• a force

- N

Question 19

if an object has a resultant force it is …

Answer 19

-accelerating

Question 20

if an object has a resultant force of ZERO it is …

Answer 20

-stationary or constant velocity