On the surface of the earth, a kilogram weighs approximately:

1 pound

2 pounds

5 pounds

10 pounds

A large box of mass M is moving on a horizontal floor at speed v0. A small box of mass m is sitting on top of the large box.

What best describes the refraction of light rays? light bouncing off of a mirror light bending when it passes through a lens light getting brighter when two waves combine light passing through a clear glass window

Three resistors: R: = 3, Rz = 62, and R. = 90 are connected in series to each other and to a 36 V battery. What is the ammeter reading after the switch is closed? A. 6A B. SA C. 4 A D. 3 A E. 2 A

A friend doesn't believe there are mountain ranges at the bottom of the ocean. About which of the following does he need more information

Assessing how well one variable predicts another variable is to blank as detecting cause-effect relationships between different variables is to

If argon could exist as a solid, what would best represent the speed through solid argon?

An atom of sodium has a larger mass than an atom of neon. How is this possible when neon has so many more valence electrons? What particles make up most of the mass of an atom? What takes up most of the volume of an atom?

Sara takes a 40-minute bus ride from her home to her grandparents' home, which is 8 km away. What is the average speed of the bus?

Power is equivalent to the energy released divided by the time taken to release the energy. true false

Consider the following four cases of a person applying force to an object: (1) a force of 5 N directed parallel to the floor is pulling a box over a distance of 1 m.