Which of the sound waves described below sounds the loudest? A wave with a low amplitude
A wave with a high amplitude
A wave with a low frequency
A wave with a high frequency

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?