The law of conservation of matter states that during a chemical reaction, the amount of matter

increases.

decreases.

disappears

stays the same

A particle is moving along the x-axis with velocity v (t) = sin2t. At time t = pi/2 it has position x = 3. Find the total distance, s traveled by this particle on the interval 0 < = t < = pi.

Calculate the buoyant force (in N) on a 1.0 m^3 chunk of brass submerged in a bath of mercury.

The deepest well from which water can be pumped, by creating a vacuum on the top end of the pipe

Which of the following statements cannot be supported by Kepler's laws of planetary motion? a. The distance of a planet around the sun changes throughout its orbit. b. The speed a planet is moving around the sun changes throughout the year. c.

What would Genaris and her classmates most likely do to test this idea? its

Difference between specific heat capacity and latent heat?

What are artificial magnets and natural magnets? examples

What would cause the force of kinetic friction to increase? A. a decrease in the normal force B. an increase in U s C. an increase in the normal force D. a decrease in U k

All light waves move through a vacuum with a constant speed. True or False

A simple pendulum has a period of 1.0 s. If you take this pendulum to Mars where the acceleration of gravity is 3.8 m/s2, what will the period of the pendulum be