a squirrel with a mass of 4.5 kg sits on a branch that is 13 m off the ground. what is the gravitational potential energy? The acceleration of gravity is 9.8 m/squared

Explain why the gravitational acceleration of any object near earth is the same matter what was the mass of the object

Explain why you cannot directly connect a high-pass and low-pass filter to form a band-pass filter with a transfer function equal to the product of the high-pass and low-pass transfer functions

Give four reasons why pluto is now considered to be a kuiper belt object

A 77.0 kg firefighter climbs a flight of stairs 8.0 m high. how much work is required? 0 incorrect: your answer is incorrect. j

The total volume of hydrogen gas needed to fill the hindenburg was 2.09 * 108 l at 1.00 atm and 25.1° c. how much energy was evolved when it burned?

Describe the possible long term impact of a catastrophic event

Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A. conduction B. radiation C. convection Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A.

What is the resistance of a 1500 w (120 v) hair dryer? b. what is the current in the hair dryer when it is used?

What two things change when an object is in motion

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]