a dancer lifts his partner above his head with an acceleration of 2.25 m/s2. the dancer exerts a force of 209 N. what is the mass of the partner?

A capacitor has plates of area 8.25 * 10 ^ - 5 m ^ 2. To create a capacitance of 3.35*10^ - 10 F, how far apart should the plates be?

You are at a red light in your car. The red light turns green, and you take your foot off the brake and step on the gas pedal, without turning the steering wheel. The speedometer changes from to in seconds.

What is the relationship between the relief of an area and the contour interval on a map of the area

A person observing a flame is interested in the types of electromagnetic waves with slightly shorter and slightly longer wavelengths than visible light. What are these waves?

What type of electric current comes from a generating plant?

All of the following are types of telescope except

In a longitudinal wave moving along a spring, what are areas where the coils are farthest apart called?

Which configuration would produce an electric current?

Which of the following is not an assumption that scientists must make about the natural world

The density of uranium is 18.8 g/cm3. part a what is this value in kilograms per cubic meter?