RUS
The material or substance that a wave moves through is called a
The medium affects the speed of
the wave that passes through it. One factor that affects the speed of a wave is the
of medium Some
waves move faster in solids and some waves move faster in liquids and gases Another factor that affects wave
speed is the
of the medium

Acar accelerates from 5.0 m/s to to 11 m/s at a rate of 3.0 m/s^2. how far does it travel while accelerating? 20m 117m 43m 16m

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block