While scuba diving with some friends, Deshawn notices that the air bubbles exhaled by his friends increase in size as they get closer to the surface of the water.

Why does this occur and which gas law explains it?

Identify the following physical quantities as scalars or vectors. -position -velocity -displacement -speed -acceleration -average velocity -distance

3. Sarah, who has a mass of 55 kg, is riding in a car at 20 m/s. She sees a cat crossing the street and slams on the brakes! Her seatbelt stops her from flying forward, bringing her to rest in 0.5 seconds.

Which of the following is true of greenhouse gases? A. They trap energy in the atmosphere. B. They are all naturally occurring. C. They exist in fixed quantities. D. They reflect incoming solar radiation.

What is the energy source of the convection cells in the earth's mantle? A. magma pushing through the crust at hot spots B. radioactive decay in the earth's interior C. gravity acting on the edge of the plates D.

Which geologic activity is most likely to occur when two lithospheric plates converge? Volcanic island form over a hot spot in the ocean an underwater ridge forms in the middle of an ocean a series of valleys form between low mountains mountains

What besides mass and gravity, what other factor affects gravitational potential energy?

A satellite is in a circular orbit about the Earth at a distance of one Earth radius above the surface. What is the speed of the satellite? (The radius of the Earth is 6.4 * 106 m, and G = 6.67 * 10-11 N⋅m 2 / kg2.)

What is the meaning of the washing motion of the younger monk? is it the same when dobbins does it?

A teacher pulls a box of books on a horizontal floor with a force of 290 N directed 40.9 degrese above the horizontal. the coefficiant of kinetic friction between the box and the floor is 0.184. the mass of the box and books is 44.5 kg.

The dark colored belts on jupiter are brighter than the surrounding regions and the light colored zones when viewed in infrared or heat radiation because