A car advertisement states that a certain car can accelerate from rest to 19.4 m/s in 1.3 seconds. Find the cars average acceleration.

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?

What is the scientific definition of energy that relates to work