What TWO things affect the gravitational force acting on an object?

A plane is a curved surface. true or false

A school bus transporting students to school is an example of potential energy because it has the ability to take the students to school. kinetic energy because it has the ability to take the students to school.

Astronomers initially had difficulty identifying the emission lines in quasar spectra at optical wavelengths because

How do positive charges in solids versus positive charges in liquids vary when it comes to the flow of electric charge?

Coulomb's law and the universal law of gravity describe different forces in similar ways. Which of these are factors that both have in common

Use the graph of distance versus time to complete the sentences. The cars on the higher track travel the cars on the lower track, in the same time. This means that the cars on the higher track have a average speed than those on the lower track.

List at least 3 physical properties that the professor describes of his newly discovered flubber

7. Who is Mara Grunbaum?

How much work is done in holding a 10 newton sack of potatoes while waiting in line at the grocery store for 3 minutes.

Define light year and explain how and why light years are used to measure distances in the universe