What do cell phones require to work?

A. The GPS system

B. Ultraviolet rays

C. A cellular system

D. X-rays

The path that a body follow as it travels around another body in space is its

Which of Newton's Laws explains why an object originally moving in a circular path will continue in a straight line path if the centripetal force is reduced to zero? Newton's 1st Law Newton'' 2nd Law Newton's 3rd Law Newton's Law of Gravitation

A train is approaching the station. Explain what happens to the frequency of the sound as the train draws closer. What do you hear?

C. A shoe has a length of 8.3 inches. How many centimeters is this? (Note: 1 in = 2.54 cm)

True or false The sound of a police siren would be an example of the Doppler effect

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent

A bowling ball is pushed with a force of 22.0N and accerlates at 5.5 m/s square. What is the mass of the bowling ball A - 4.0 kg B-0.25 kg C-25 kg D-4.00 kg

How to eat butter. I want to know how you all eat the butter.

What is the transfer of heat through a solid as a result of molecular action called? radiation convection conduction magnetism?