The most serious effect of radiation on humans is
A. it causes us to melt
B. the damage it can cause to our DNA
C. there are no serious effects of radiation on humans
D. the damage it can cause to our ski

You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.

0.5 kg of silver increases temperature from 0 celsius to 7 celsius when heat is added how much heat energy produced this change in temperature

What is a possible explanation for a set of facts that can be tested by further investigations called