What forces causes a star to form from a nebula?

How are positive ions different from neutral atoms

Study the analogy, and then answer the question that follows. medium : average : : regular : normal What kind of analogy is this? A. synonyms B. part to whole C. degrees of intensity D. cause to effect

What date on the cosmic calendar did the milky way galaxy appear?

Harold is particpating in a meditative yoga class. what kind of brain wave would you expect harold to display

What is the wavelength of a wave with a frequency of 200Hz while traveling at 125.5m/s

Magma from a volcano is considered a fluid because it can flow and it exhibits viscosity true or false

If you lift the front wheel of a poorly maintained bicycle off the ground and then start it spinning at 0.69 rev/s, friction in the bearings causes the wheel to stop in just 13 s. If the moment of inertia of the wheel about its axle is 0.

Why is it warmer near the equator than near the poles?

Does 59feet = 170000 meters

The chemical reaction that causes chromium to corrode in air is given by 4Cr+3O2→2Cr2O3 in which at 298 K ΔH∘rxn = - 2256 kJ ΔS∘rxn = - 549.