Why are force fields used to describe magnetic force?

What hazard is associated with ionizing radiation? It causes radiation sickness as a result of any exposure. It undergoes radioactive decay, which can damage DNA in cells.

What is background radiation?

How do nuclear reactions illustrate conservation of energy and matter?

What happens to the pressure in a sealed container if the amount of a gas in the container increases? Pressure stays the same. Pressure increases and then quickly decreases Pressure increases. Pressure decreases.

Explain why action-reaction forces do not cancel each other out, resulting in zero net force.

Unpolarized light with intensity 300 W m2 is incident on three polarizers, P1, P2, and P3 numbered in the order light reaches the polarizers. The transmission axis of P1 and P2 make an angle of 45?.

Which of these is not an example of a physical change? a. a nail rusting b. a rock cracking c. blowing up a balloon d. stretching a piece of clay

The rate at which veloity changes over time is known as - Question options: A. speed B. acceleration C. Newton D. force

Scientific method definition

An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s and comes to a full stop after compressing the padding and his body 0.350 m. (a) What is his deceleration? (b) How long does the collision last?