Physics

Preston tossed a red ball upward and it reaches a maximum height of 3.0m What is the final velocity when it returns to Preston's hand?

Which is an example of precipitation? O A. clouds O B. groundwater C. rivers O D. snow

A hydrogen atom has its electron in the n = 6 level. the radius of the electron's orbit in the bohr model is 1.905 nm.

What type of climate do most islands within Oceania have? A. tundra B. tropical humid C. humid continental D. desert

What are the benefits of physical exercises?

Which is the weakest of the four fundamental forces? strong nuclear weak nuclear electromagnetic gravitational

Properties of elements within a ... on the periodic table change in a predictable way from one side of the table to the other

Two cards are drawn at random with replacement. Find P (not blue, then pink). (Remember, percent is a fraction with 100 in the denominator.)

A car dropped from a height of 44 meters fall to a height of zero meters. How fast will the car be traveling as it hits the ground? Assume air resistance is negligible (show all work)

A rock dropped from a 20 meter bridge falls into the river below. How long did it take to reach the water? What velocity did it hit the water with.

Which of the following is a characteristic of an electromagnetic wave? A. It travels at the speed of light B. It can be transverse or longitudinal C. It involves displacing a medium in the same direction the wave moves D.