Which of the following refers to the transfer of energy by electromagnetic waves? a. radiation b. convection c. conduction d. illumination

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec