Why is too much exposure to ultraviolet radiation dangerous

A worker is holding a filled gas cylinder still. Which two sentences are true about the energy of the filled gas cylinder?

For the vectors and, give in (a) unit-vector notation, and as (b) a magnitude and (c) an angle (relative to in the range of (-180°, 180°]).

How long does it take adrian to reach his destination if his displacement is 253 meters and he walks north with a velocity of 1.6 m/s?

What type of wave is a sound wave? A. a transverse wave B. an oscillating wave C. a longitudinal wave D. an electromagnetic wave

In some employment situations, not all personnel can immediately evacuate a work area per the EAP. It may be that some equipment and processes can only be shut down in stages or over time or that there is a requirement to remain briefly behind to

the math club must order 35 new uniform shirts. There are 5 more girls than twice the number of boys in the club. How many of each uniform type should the club order

Find out the kinetic energy of a body of mass 2kg moving with the speed of 3m/s

When light waves passes straight through an object, it is called?

One microgram contains how many grams?

While John is traveling along a straight interstate highway, he notices that the mile marker reads 241 km. John travels until he reaches the 134 km marker and then retraces his path to the 167 km marker.