The air pushes against the balloon with a force of 200 N and the area of the balloon is 2 m2.

Calculate the Pressure.

What does the wave mechanical model use to represent the locations of electrons? Circular orbits Electron clouds Waves and particles

Suppose three tuning forks of frequencies 260 Hz, 262 Hz, and 266 Hz are available. What beat frequencies are possible for pairs of these forks sounde?

A large cube has a mass of 25kg. It is being acclerated acrossa honzontial frictionless surface by a horizontal force.

How is dark matter detected in the universe?

Which statement describes how a covalent molecule would be formed? A) an atom of an element with atomic number 12 reacts with one oxygen atom B) an atom of an element with atomic number 8 reacts with two hydrogen atoms C) an atom of an element with

True or false. The Axis powers were made up of a coalition of countries that opposed the Allied powers in World War II.

A metal object is suspended from a spring scale. The scale reads 930 N when the object is suspended in air, and 731 N when the object is completely submerged in water. Find the volume of the object. The acceleration of gravity is 9.8 m/s 2.

If two resistors of value r are connected in series and then in parallel, what is the difference in equivalent resistance in both cases? a) 0 b) 3R/2 c) R/2 d) 2/R

The object on the left is a discus, a piece of sports equipment made of a metal core, a plastic inner rim, and a metal outer rim. The object on the right is a flying disc, a piece of sports equipment made of plastic.

Oceangrapgher is the study of the ocean