The force of gravity between two objects is directly proportional to which of the following?

a. the volume of each object.

b. the masses of each object.

c. the velocity of each object.

d. the distance between the objects squared.

A particle undergoes a displacement Δr⃗ of magnitude 54 m in a direction 42 ∘ below the x axis. Express Δr⃗ in terms of the unit vectors x^ and y^.

Arrange the steps in order to describe what happens to a gas when it cools

What is the term when a tennis game is tied at 40-40?

The oxidation number of all metals on the periodic table have a positive (+) charge. Which of these best explain why?

Rust forms from the reaction of a metal with oxygen; this is an example of a synthesis reaction. True False

True or False? Gases such as water vapor condense when they are * heated*.

If a chromosome on unfolds itself how is transcription enhanced

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.

What process is used when the sun transfers light to plants A. conduction B. radiation C. convection D. all of these

Which wave characteristic has the unit hertz