If the cart has potential energy of 5,000 J and kinetic energy of 2,750 J. How much mechanical energy does the cart have?

If Sue uses a force of 80 N to move a box that had a mass of 35 kg a distance of 25 m, how much work did she do?

Suppose you have a solid sphere of aluminum that is the size of a golf ball, and a solid sphere of aluminum the size of a softball. which one has the greater density?

Which statement is true about mixtures and solutions? a. Solutions are mixtures with an uneven, or heterogeneous, distribution. b. Mixtures are solutions with an even, or homogenous, distribution. c.

This type of polarization occurs when light strikes the atoms of a material. A) reflection B) refraction C) scattering D) transmission

What is the change of 890 electrons, measured in coulombs?

Newton's First Law of Motion states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force change the motion. This is sometimes called the law of

In which type of wave is energy transferred through the vibration of particles?

What objects are found in the sloar system solar system

For slowly moving objects, the drag force in water is approximately proportional to the speed of the object. The Escherichia coli (E. coli) bacterium propels itself slowly through water by means of long, thin structures called flagella.

How do electric and magnetic fields interact to create electromagnets?