Which property best makes radio waves safe for diagnosing illnesses through magnetic resonance imaging?

Which property best makes radio waves useful for space research?

Intro

✓ Done

O

to

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass