Are the following physical or chemical changes?

1. Weathering:

2. Deposition:

3. Metamorphism:

4. Melting:

Estimate the speed at which your hair grows. give your answer as the nearest order of magnitude in meters per second.

File catpyxnece definition?

Which planet has the highest average surface temperature, and why? a. Mercury, because of its dense carbon dioxide atmosphere. b. Venus, because of its dense carbon dioxide atmosphere. c. Mercury, because it is closest to the Sun. d.

a k-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches the ground it is traveling 4.4 m/s assuming that there is no air resistance which statement is true

The inner planets or call terrestrial because they

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? 1 - positive 2 - negative 3 - zore

Which object has the most gravitational potential energy? A. an 8 kg book at a height of 3m B. an 5 kg book at a height of 3 m C. A 5 kg book at a height of 2 m D. a book at a height of 2 m

A moving object has a kinetic energy of 150 j and a momentum with a magnitude of 30.0 kg•m/s. determine the mass and speed of the object

How does changing depth affect water pressure

The mass of a rigid rod is 0.60 kg and its length is 39.0 cm. Calculate the moment of inertia (in kg · m2) for the rod if it is pivoted about an axis through the center of mass of the rod. (Assume the axis is perpendicular to the rod.