An object is lifted to a certain height and then dropped. During the drop, which of the following is increased?

a) gravitational potential energy

b) kinetic energy

c) total mechanical energy

d) B and C

Which one of the following is a measurement of energy used? A. 24 meters per second B. 60 milligrams C. 15 liters D. 6 joules

What metric units are used to report the mass of an object?

The positive end of the molecule will attract ions with what type of charge?

How does the time difference between the first p-wave and the first s-wave relate to the distance to the epicenter?

Suppose a moving object has a kinetic energy of 100 J. What will the object's kinetic energy be if it's speed is doubled

1. Strzała o masie 20 g tuż po wystrzale ma prędkość 50 m/s. Oblicz pracę wykonaną przez zawodniczkę. Ile wynosi energia potencjalna sprężystości napiętej cięciwy? 2. Na trampolinę o współczynniku sprężystości k=2 kN/m stanął zawodnik o masie 80 kg.

Two small plastic spheres between them has magnitude 0.22 N. What is the charge on each sphere is one the other? Explain whether it can be determined from the information give, whether the charges are positive or negative.

If it has enough kinetic energy, a moleculeat the surface of the Earth can escape the Earth's gravitation. The acceleration of gravity is 9.8 m/s2, and the Boltzmanns' constant is 1.38066*10-23 J/K.

True or False. Alcohol is toxic to most fruit flies, but fruit flies that metabolize alcohol quickly survive alcohol exposure better than normal metabolizers.

Aerobic exercise is exercise where oxygen is not present. Question options: True False