Explain why the sand on a beach cools down at night more quickly than the ocean water.

Excuse me what is 6=2 (y+2) ?

A vehicle of known mass accelerates along a straight path. according to newtons second law of motion, what caused this acceleration?

The critical temperature at which steel trusses can fail from exposure to heat alone without any flames is

What factor contributes most to the sustainability of a habitat

Relate the changing volume and density of gases. Which of these statements is true? As volume increases, density increases . As volume increases, density decreases. As volume increases, density remains unchanged.

Jose gets up from his seat on the bus to move closer to the front. Just as he begins to walk forward, the bus stops at a light.

Is the temperature of rain a physical property?

Use the Balmer's equation to determine : (a) The frequency in per second of the radiation corresponding to n=5. 10) The wavelength in nanometers of the line in the Balmer series corresponding to n=7.

calculate the amount of heat energy required to evaporate 25.7g of water at 100 degrees celcius. (Molar heat of vaporization of liquid water = 4.07x10^4 J/mol)

If 89.6 joules of heat 20.0 grams of iron from 30.0 C to 40.0 C, what is the specific heat of the iron in J/g. C?