What is the Atomic Mass / Weight for silver? *Round your answer to the nearest whole number.

What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?