How long ago did homo sapiens first appeared in the fossil record? Identify the era in which this occurred.

An ideal gas is compressed isothermally to one-third of its initial volume. The resulting pressure will be A) three times as large as the initial value. B) less than three times as large as the initial value.

What is the kinetic energy of a 0.50 kg ball traveling at 120 m/s

Which statement describes a convex lens? A: It is always made of glass. B: It is thickest at the edged. C: It absorbs most light. D: It bends light rays inward.

What is the degree of precision of the graduated cylinder?

Who owns the alcoholic beverages of a private club

A ball is thrown with a velocity of 20 m/s at an angle of 60 degrees above the horizontal. What is the horizontal component of its instantaneous velocity at the the exact top of its trajectory?

You pull on a wagon resting on the sidewalk. What will happen next. A. The wagon does not move because the wagon applies more force to you than you apply to the wagon. B. The wagon moves because you apply more friction to the ground. C.

If someone travels 3000 feet in one second, how far will it travel in 18 minutes

How long did it take to reload a rifle during the 18th 19 century?

Oil flows upward in the wick of a lantern because of the liquid property called A. meniscusity. B. capillarity. C. density. D. viscosity.