Q2 Examination

Question 1

is characterized by the movement of a body, both along the horizontal and vertical axes

Answer 1

Projectile Motion

Question 2

path followed by a projectile

Answer 2

Trajectory

Question 3

Give an example that an angle has an equal to 90º have the same horizontal range

Answer 3

75º & 15º have the same horizontal range

Question 4

refers to the movement of a body in a circular direction

Answer 4

Circular Motion

Question 5

refers to the movement of body in a circle with constant speed

Answer 5

Uniform circular motion

Question 6

refers to the movement of body in a circle without constant speed

Answer 6

Nonuniform circular motion

Question 7

• every point is directed tangent to its circular path
• changes in direction but not in magnitude

Answer 7

Tangential velocity

Question 8

directed toward the center of the circle

Answer 8

Radial acceleration or centripetal acceleration

Question 9

refers to the time for one revolution

Answer 9

Period

Question 10

the force that keeps the object circular towards the center

Answer 10

Centripetal force

Question 11

force outwards the center

Answer 11

Centrifugal force

Question 12

defined as the velocity of an object with respect to another observer

Answer 12

Relative Velocity

Question 13

is the relative velocity of object A with respect to object B

Answer 13

Vab

Question 14

are the velocities of the objects with respect to a third observer

Answer 14

Vb and Va