A car travels in a straight line for 3.7 h at a constant speed of 71 km/h. what is its acceleration? answer in units of m/s 2.

A scientist performs an experiment on an unknown element. She finds that the element forms an ionic bond with beryllium (Be) but not with lithium (Li). She concludes that the unknown element must belong in group 2 of the periodic table.

On your business card, you position your businesses as "the area's most creative cookery " this phrase is your slogan logo business name parameter

When someone throws a ball the action force is the person pushing on the ball. What is the reaction force?

The atomic number of an element is determined by the number of A. electrons. B. protons. C. protons and neutrons. D. neutrons.

Local environmental change have no effect on the global climate true or false

How would you convince somebody that the momentum of an isolated system is constant?

Object A has a charge q on it, object B has a charge q on it, and Object C has a charge 2q on it. These charges are arranged, one each, at the vertices of an equilateral triangle. Which charge has the greatest magnitude electric force on it? a. Ab.

How can Newton's laws be used when addressing the motion of objects?

A plastic rod rubbed with a duster attracts bits of paper becauseof a what force

What is the particle that an atom can lose or gain in order to form a charged ion