A car moved at a speed of 50 kilometers/hour. Its kinetic energy is 400 joules. If the same car moves at a speed of 100 kilometers/hour

Which type of electromagnetic waves have longer wavelengths that the waves that make up visible light.

What is the maximum amount by which the wavelength of an incident photon could change when it undergoes compton scattering from an atom or molecule with a 36.0 u mass? (1 u = 1.66 * 10-27 kg) ?

In a ballistics test, a 24 g bullet traveling horizontally at 1300 m/s goes through a 25-cm-thick 360 kg stationary target and emerges with a speed of 930 m/s. The target is free to slide on a smooth horizontal surface.

18. When is an atom unlikely to react and form chemical bonds?

What is the frequency of an electromagnetic wave with a wavelength of 20cm?

When the particle with charge q reaches the center of the original square, it is, as stated in the problem, momentarily at rest. Is the particle at equilibrium at that moment?

How does the bohr model represent electrons around the central nucleus why think of the spectra?

Refrigerated air reads 68°f and appears to be climbing: food is at 41°f. what should you do

Which piece of equipment would give the MOST accurate measurement of 45 mL of a liquid? A) A 100 mL graduated cylinder B) A 50 mL graduated cylinder C) A 100 mL beaker D) A 50 mL flask

A 54-kg jogger is running at a rate of 3m/s. What is the kinetic energy f the jogger