What is the relationship between observations and hypothesis

A 50.0-g Super Ball traveling at 25.0 m/s bounces off a brick wall and rebounds at 22.0 m/s. A high-speed camera records this event. If the ball is in contact with the wall for 3.

Which concept was supported by taking measurements of the same stars at night and then again during solar eclipses? gravitational lensing principle of equivalence gravitational time dilation gravitational redshift

Which describes the properties reflection, absorption, and transmission when the light is shining on the oval end of a silver spoon? A. It reflects all lights, transmits all light, and absorbs some lights B.

If the ‍♀️ work on a simple machine equals the output work, the machine is said to be 100% efficient. Answer here

What is the amplitude of this wave? 13 cm 21cm 26 cm 42 cm

Calculate mass During a softball game a softball is struck by a bat and has an acceleration of 1,500 kg. If the net force force exerted on the softball by the bat is 300 N, what is the softballs mass.

Find the momentum of a 25 kg remote controlled car moving 4.0 m/s (Type your answer below, don't forget your significant figures and units!)

When a wave slows down it ... a. bends away from the normal b. bends towards the normal c. continues in a straight line

Select the statement that best describes how the forces relate. A. The object on which they are acting and the distance to that object determines the amount of force. B.

A block with m = 300 grams oscillates at the end of a linear spring with k = 6.5 N/m. (assume this is a top-down view and the block is sliding on a frinctionless surface;