Jim (mass=100kg) rollerblades on a smooth horizontal floor at a constant speed of 2.0 m/s for a distance of 5m in 5 seconds. What is the power in this process? (assume g is 10 m/s^2)

What makes light shine?

Compute the binomial expansion for (1+x) ^5

You have a large mug with hot tea and a small mug with ice tea. Which mug has more thermal energy?

How do positive and negative particles interact

how is biomass energy better than geothermal energy

If we decrease the amount of force applied to an object, and all other factors remain the same, the amount of work completed will A decrease. B increase. C increase, then decrease. D not change.

Passing an electric current through a certain substance produces oxygen and sulfur. This substance cannot be a (n)

The atomic mass of an element is A. The average mass of all the isotopes of the element B. A measure of the density of that element C. The mass of the most common isotope of that element D.

Why does sound travel faster in water than in air? A. because water is a denser medium than air B. because air is a denser medium than water C. because water has a larger wavelength than air D. because air has a larger wavelength than water

Explain the working principle of a pressure filter