What is the average velocity of the particle within the time interval 1 second to 3 seconds

A camera with a 50.0-mm focal length lens is being used to photograph a person standing 3.00 m away. if the film is 36.0 mm high, what fraction of a 1.75-m-tall person will fit on it?

A circular swimming pool has a diameter of 12 m. The circular side of the pool is 3 m high, and the depth of the water is 2.5 m. (The acceleration due to gravity is 9.8 m/s2m/s2 and the density of water is 1000 kg/m3kg/m3.

A 12-volt battery provides a current of 2.0 A to a circuit. The power output of the battery, to the nearest whole number, is W.

The dwarf galaxy in Sagittarius is the one closest to the Milky Way, yet it was discovered only in 1994. Can you think of a reason it was not discovered earlier? (Hint: Think about what else is in its constellation.)

A car traveling at 37 m/s starts to decelerate steadily. It comes to a complete stop in 6 seconds. what is its acceleration? m/s

A small rock with mass 0.12 kg is fastened to a massless string with length 0.80 m to form a pendulum. The pendulum is swinging so as to make a maximum angle of 45 ∘ with the vertical. Air resistance is negligible. A.

What does the model below represent? 200 + 02 → 2002

Efficiency of a standard 60 W lightbulb

1913.0-14.6 * 10^2= Give the answer in scientific notation

What happens to a wave when reflected off a node