If a 6-kg bowling ball is rolled down the bowling lane with a force of 12 N, what is the acceleration of the ball?

What is the part of the sound wave called where molecules are expanded and are farther apart?

Explain how scientific knowledge develops through making observations about the natural world. Answer: Scientific knowledge develops through making observations about the natural world.

A moving train car collides with another train car that is motionless on the track. The train cars are the same size. How does the final momentum of the two cars compare to the momentum of the first car? a. Momentum is doubled. b. It is zero. b.

Which statements accurately describe trends found in the periodic table

An ion of an element has 30 protons 32 neutrons and 29 electrons what is that charge and how did you make that determination

What will happen to an electromagnet of the electric current is lost?

How can velocity be used to calculate for an unknown distance? (Logically)

A rod made from insulating material carries a net charge, while a copper sphere is neutral. The rod and the sphere do not touch. Is it possible for the rod and the sphere to (a) attract one another and (b) repel one another? Explain.

Which of the following best explains why mutations cannot cause evolution?

We often use a spoon to cool coffee by stirring. Some of the heat is conducted from the coffee to the air by this method, but the spoon itself will cool the coffee a little.