A 2.4 kg ball is thrown straight up with a speed of 35 m/s. what is its initial kinetic energy? Find the maximum height the ball will attain

Part A) A small turbo prop commuter airplane, starting from rest on a New York airport runway, accelerated for 19.0s before taking off. It's speed at takeoff is 50.0 m/s. Calculate the acceleration of the plane, assuming it remains constant.

A heat pump that is used to heat a house has a COP of 2.5. That is, the heat pump delivers 2.5 kWh of energy to the house for each 1 kWh of electricity it consumes. Is this a violation of the first law of thermodynamics

How did the scientists discover the common structure of cells

Select the effects of radiation below that are stochastic: associated with short-term, high-level exposure associated with long-term, low-level exposure include cancer and other DNA mutation include burns and radiation sickness

Which scenario best describes how climate trends might affect animal migration?

A genetics tool that uses letters to represent dominant and recessive alleles

Which of the following correctly describe magnetic field lines? Check all that apply. A. They begin on north poles and end on south poles. B. They always cross. C. Field lines that are close together indicate a weaker magnetic field. D.

An athlete throws a ball straight upward with an initial speed of 12 meters per second. The ball reaches a maximum height and then falls back down toward the athlete.

The most common mineral group is broken into the subgroups of ferromagnesium and nonferromagnesium

If the vertical displacement from crest to trough is 0.50 cm, what is the amplitude? 1 cm .5 cm .25 cm