Motion Velocity Reference point Speed

1. An object is in when its distance from a(n) is changing.

2. Speed is given direction is called

3. can be calculated if you know the distance that an object travels in one unit of time.

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k

Where do magnetic lines of force enter earth?

Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.