A ball thrown horizontally from an apartment balcony hits the ground in 5 seconds. If the horizontal velocity of the ball is doubled, how long will it take to hit the ground?

What causes high and low tides? A: The ocean's conveyor belt and refraction B: Earthquakes and volcanoes C: Cold and warm currents D: The moon's gravity and Earth's rotation

An object with a density of 0.85 g/cc is dropped into each of the two beakers shown below. Beaker 1 has a density of 0.5 g/cc. Beaker 2 has a density of 1 g/cc. What will happen to the object in each case?

What are the different type of potential energy?

Suppose a van de Graaff generator builds a negative static charge, and a grounded conductor is placed near enough to it so that a 7.0 x 10-6 coulombs of negative charge arcs to the conductor. Calculate the number of electrons that are transferred.

According to the big bang theory, how did the universe form?

What kinds of space and matter can light travel through?

A capacitor is connected to a power source and begins charging. What causes the capacitor to stop charging while it is still connected to the power source?

Do the data for the second part of the experiment support or refute the second hypothesis? Be sure to explain your answer

The capacitance of a parallel-plate capacitor does not depend on: area of the plates medium between the plates distance between the plates the material of which the plates are made

Which sequence lists types of material in order from least conductive to most conductive