Which of the following accurately describes mass? It is the quantity of matter in an object. The mass of an object will change when the gravitational force is changed. The SI unit of mass is the kilogram.

Which of the following is NOT considered a cardinal rule of radiation protection?

Match each of the following descriptions with the corresponding response. Responses will not be used more than once.

What is the force needed to move a mobile x-ray unit weighing 300 kg at a rate of 10 m/s2?

Match each of Newton’s fundamental laws of motion and associated terms with the corresponding description.  Responses may be used more than once.

Match each of the following elements with the corresponding symbol. Responses will not be used more than once.

Convert 120,000 g to Mg.

What day and year were x-rays first discovered?

How does atomic number affect Eb?

Identify the forms of mechanical energy.  Choose two (2) responses.