Answer:
A pumpkin or a deer cus it's hunting season
The equation to calculate Density is Mass / Volume. You are given that the density is 5.45 and the mass is 65; 5.45 = 65 / v. So v = 65 / 5.45; v = 11.93 mL (or if you want your answer to consider significant figures, v = 12 mL).
When particles collide with the surface of the solid.
One example of matter could be <em>Light.</em>