What do you use to light a laboratory burner

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference