Which are characteristics of concave mirrors? Check all that apply.
surface curves inward
image can be upside down
image is always virtual
surface curves outward
image can be real

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Gunpowder residue is most likely to show up where on a shooters hands

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?