The molecules of a substance become more closely packed and move more quickly.

What is happening to the substance?

The animal derives energy from its food to maintain its body temperature.

State the energy change that takes place

Gerry and Lena work in a modern physics laboratory and study nanotechnology, which is a new type of technology that allows control over individual particles as small as molecules or atoms.

Which object has the most gravitational potential energy? A. A 15 kg computer at a height of 0.5 m B. A 10 kg computer at a height of 0.5 m C. A 10 kg computer at a height of 0.8 m D. A 15 kg computer at a height of 0.8 m

Why does too much carbon in the air causen a problem?

What type of bond is formed if atoms donate electrons to other atoms when the elements are combined?

A rock has a mass of 5.00 kg on the moon what is the mass of the rock on earth

ne mole of an ideal gas is expanded from a volume of 1.00 liter to a volume of 8.41 liters against a constant external pressure of 1.00 atm. How much work (in joules) is performed on the surroundings? Ignore significant figures for this problem.

Is physical science part of physics?

Which statement is true about the atomic mass?

Velocity is: а - speed and direction. b - distance divided by time. c - always the same as speed. distance multiplied by time. d - distance multiplied by time

The gauge pressure in each of the four tires of an automobile is 230 kpa. if each tire has a "footprint" of 180 cm2 (area touching the ground), determine the mass of the car.