Why is an alarm clock going "off" when it actually turns on?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?

Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)