A balloon is buoyed up with a force equal to the

A) weight of air it displaces.

B) density of surrounding air.

C) atmospheric pressure.

D) weight of the balloon and contents.

The stabilizing effect of alkyl substituents on carbocations can be explained through

To create a rainbow, is sunlight bouncing off the outside of a raindrop or the inside of raindrop?

A 3.00 kg particle has a velocity of (3.02 - 4.10 m/s.

Temperature difference in the body. The surface temperature of the body is normally about 7.00 ∘C lower than the internal temperature. Express this temperature difference in kelvins and in Fahrenheit degrees. Answer in the order indicated.

The leaves of a tree lose water to the atmosphere via the process of transpiration. A particular tree loses water at the rate of 3 x 10^-8 m^3/s; this water is replenished by the upward flow of sap through vessels in the trunk.

Which of Newton's laws of motion is demonstrated by a hammer pounding a nail into a board

Heated air molecules in a hot air balloon soon carried thermal energy to the top of the balloon. this is an example of ... conduction. Convection. Radiation. Cooling.

When you are ice skating, to get started, you push your skate backwards on the ice and, as a result, begin to move forward. Which law of motion is being described in this scenario?

When attempting to solve a difficult problem, the best scientific approach would be to a. bring together a team of scientists with different backgrounds and perspectives to work together to find a solution to the problem. b.

When viewing a piece of art that is behind glass, one often is affected by the light that is reflected off the front of the glass (called glare), which can make it difficult to see the art clearly.