Aball that is dropped will hit the ground at the same time as a ball that is thrown horizontally with an initial velocity of 2 m/s.

true
false

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?

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