Translational Motion

Question 1

sinθ

Answer 1

opp/hyp

Question 2

cosθ

Answer 2

adj/hyp

Question 3

tanθ

Answer 3

opp/adj or sinθ/cosθ

Question 4

sin(30)

Answer 4

1/2

Question 5

sin(45)

Answer 5

1/root2

Question 6

sin(60)

Answer 6

root3 /2

Question 7

sin(90)

Answer 7

1

Question 8

sin(180)

Answer 8

0

Question 9

cos(0)

Answer 9

1

Question 10

cos(30)

Answer 10

root3 /2

Question 11

cos(45)

Answer 11

1/root2

Question 12

cos(60)

Answer 12

1/2

Question 13

cos(90)

Answer 13

0

Question 14

cos(180)

Answer 14

-1

Question 15

sin(0)

Answer 15

0

Question 16

tan(0)

Answer 16

0

Question 17

tan(30)

Answer 17

1 / root3

Question 18

tan(45)

Answer 18

1

Question 19

tan(60)

Answer 19

root3

Question 20

tan(90)

Answer 20

infinity

Question 21

tan(180)

Answer 21

0

Question 22

sin2θ

Answer 22

2sinθcosθ

Question 23

What is displacement?

Answer 23

the difference between the initial and final position

Question 24

What is velocity?

Answer 24

the rate of change of displacement with respect to time

Question 25

What is acceleration?

Answer 25

the rate of change of velocity with respect to time

Question 26

What are the kinematic equations?

Answer 26

v = v₀ + at and v² = v₀² + 2ax

Question 27

What are scalar quantities?

Answer 27

those with magnitude but not direction

Question 28

What are vector quantities?

Answer 28

those with magnitude and direction

Question 29

What is the equation for acceleration?

Answer 29

av = (v’ - v) / ΔT

Question 30

What is the equation for velocity?

Answer 30

v = d/t