Which contributes to acid rain?

A. solar power

B. burning fossil fuels

C. nuclear power

D. hydroelectric power

Water vapor in the air condenses as night temperatures drop and form

A 700-watt gasoline engine and a 300-watt electric mother. Which machine can do more work faster?

Electromagnetic radiation is: A - energy that is electric and magnetic B - energy that is created by atoms and electricity C - energy that is magnetic and solar D - energy that is created only by the sun

How does the force of attraction between large masses compare with the force of attraction between small masses at the same distance?

The energy produced as a result of this flow of electrons from atom to atom is called

Energy of motion is known as what energy

While a constant total force of 17 n is exerted on a cart, the cart's acceleration is 5 m/s2. find the mass of the cart?

Which of the following is NOT a possible cause of a genetic disorder in humans? changes in the number of chromosomes mutations in the DNA of genes being born underweight changes in the structure of chromosomes

According to Newton's Law of Universal Gravitation, which of the following would cause the attractive force between a planet and the Sun to be doubled? A. Doubling the mass of the planet B. Quadrupling the distance from the sun C.

Hannah has information about an object in circular orbit around Earth. mEarth = 6.0 * 1024 kg G = 6.67 * 10-11 What additional information does Hannah need in order to calculate the tangential speed of the orbiting object?