A 5.4-kg ball is thrown into the air with an initial velocity of 35.2 m/s. a

How much kinetic energy does the ball have?

2. An airplane travels 335 miles in 45 minutes. How fast does it travel? How fast is that in km/hr?

Is burning wood endothermic or Exothermic

A) Estimate how long it took King Kong to fall straight down from the top of the Empire State Building (380 m high). Express your answer using two significant figures. b) Estimate his velocity just before "landing.

If the net force on an object is in a negative direction what will the direction of the resulting acceleration be?

What happens when a sound wave passes from water into air

Which part of your ear sends the message to your brain that you've heard a sound? A. The outermost part of your ear B. Vibrating eardrum C. The hammer, anvil, and stirrup located in your middle ear D. The hairlike structures in the cochlea

Consider the example data provided to complete the sentences. After colliding, G1 + G2 travels in a (n) direction as G1 travels before the collision, but at about the magnitude in velocity.

Which type of change results in a new substance being produced? 1) chemical 2) mass 3) physical 4) change of state

At the negative terminal of the battery the electron has electric potential energy. What happens to this energy as the electron jumps from the negative to the positive terminal?

A projectile is shot horizontally (x direction) from the edge of a vertical cliff 100 m above level ground. Its initial speed is 75 m/s. Neglecting air resistance.