Which of the following phase changes occur at point B on the phase diagram below? Choose all that apply. Condensation
Melting
Boiling
Sublimation

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

Which of the following is a physical property flammability heat of combustion solubility and toxicity

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.