Which type of electromagnetic radiation is used in cancer treatment? A. Infrared radiation
O B. Visible light
C. Gamma rays
O D. X-rays

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

Photons with the highest energy have the longest period

Which substance partical has negligible massand travels around outsidethe nucleus