What uses voltage?

a

chairs

b

appliances or lights

c

flowers

d

wires

Choose a time period from history. Which one of the four solstice/equinoxes would have been the most important to this time period? Why?

What is the radius of a communications satellite's orbital path that is in a uniform circular orbit around Earth and has a period of exactly 24.0 hours (86,400 seconds). (Measurement is from the center of Earth.) G = 6.67 * 10-11 N. m2/kg2 ME = 5.

In a simple electric circuit, the current in resistor is measured as (2.50+_0.05) mA. the resistor is marked as having a value of 4.7ohm+_2 % if these values were used to calculate the power dissipated in the in the resistor.

Basing on Newton's second law of motion, if the force on an object is 20N and its mass 5 g, what is its acceleration?

A skier starts from rest at the top of a 40.8 m hill, skis down a 30 degree incline into a valley, and continues up a 32.5 m high hill. The heights of both hills are measured from the valley floor.

Length of two cylinders are measured to be L1 = 5.62 + / - 0.01cm and L2 = 4.34 + / - 0.02cm. calculate difference in error and error limit.

If you push an object twice as far while applying the same force, you do ...

Jane, looking for tarzan, is running at top speed (5.2 m/s) and grabs a vine hanging 4.5 m vertically from a tall tree in the jungle. how high can she swing upward?

What is p in physics?

Often in Physics we will show a frame of reference as a