How much work is done when a 500 N object is moved a distance of 120 m?

A 58 kg woman and a 70 kg man stand 18.0 m apart on frictionless ice. (a) how far from the man is their center of mass (cm) ? 8.15625 correct: your answer is correct.

If you wish to warm 100 kg of water by 20°C for your bath, how much heat is required? (Give your answer in calories and joules.)

If the density of an object is 30 g/cm3 and its volume is 10 cm3, what is its mass in grams?

What property is primarily responsible for determining the type of electromagnetic energy and peak wavelength emitted by a star such as the Sun?

What is the role of neutrons in an atom? A. Neutrons provide a negative charge to the atomic nucleus B. Neutrons provide a positive charge to the atomic nucleus C. Neutrons keep protons apart so they don't repel each other D.

52. In an ideal gas the molecules possess a. Only potential b. Only kinetic energy c. Kinetic and potential energy both d. Only gravitational energy

To stretch a certain nonlinear spring by an amount x requires a force F given by F = 40 x - 6 x 2, where F is in Newtons and x is in meters.

A wave passes through an opening in a barrier. The amount of diffraction experienced by the wave depends on the size of the opening and the wave's (1) amplitude (3) velocity (2) wavelength (4) phase

Balanced - Forces acting on an object are balanced if the ... If forced on an object are balanced then the object cannot be ...

How are magnetic stripes near mid-ocean ridges evidence for sea-floor spreading?