If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 308J of energy to the room?

A hot air balloon of total mass M (including passengers and luggage) is moving with a downward acceleration of magnitude a. As it approaches a mountain, the captain needs to accelerate upwards.

Bailee bad a gross income of 2358.33 during each pay period in 2009. if she got paid monthly, how much of her oay was defucted for fica in 2009?

An object with 10 protons 14 electrons and 5 neutrons would have what charge

What is the altitude of the north celestial pole in the sky from your latitude? If you do not know your latitude, look it up.

Assume a change at the source of sound reduces the wavelength of a sound wave in air by a factor of 15. (i) what happens to its frequency?

A satellite has a mass of 6124 kg and is in a circular orbit 4.64 * 105 m above the surface of a planet. the period of the orbit is 1.7 hours. the radius of the planet is 4.42 * 106 m.

A weightlifter Lifes a 100 kg barbell from the floor to a height of 2.00 m in 1.50 seconds. find the power he generates (use G=10 N/KG)

Use 3rd law to explain how a fish swims through water. Identify the force pairs and draw a diagram.

A sample of dna contains 1000 guanine bases how cytosine bases does it contain

What is the name of an ionic compound that consists of lithium ions (Lit) and iodide ions (I) ?