Which of the following describe the brightness of a star as we see it from earth?

A: absolute magnitude

B: Parallax Magnitude

C: Apparent Magnitude

Tennis balls cost $7 for a can of 3 he gives the cashiet $40 for the balls and receives$12 in change how many balls did steve buy?

Which word or phrase best describes entropy? disorder order force kinetic energy

The distance between two objects is increased by three times the oringinal distance. How will this change the force of attraction between two objects

You are carrying a stack of boxes across the room. when you come to a sudden stop, some of the boxes fall forward off of the top of the stack. which law of motion is it?

An eagle is flying horizontally at a speed of 4.10 m/s when the fish in her talons wiggles loose and falls into the lake 6.20 m below. Calculate the velocity (in m/s) of the fish relative to the water when it hits the water.

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.