Which of the following is true statement about speed? a) Speed has no magnitude and direction
b) Speed has magnitude but no direction
c) Speed has both magnitude and direction
D) speed has magnitude but no direction

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

Immediately upon reaching its lowest point, a falling pendulum bob has its greatest amount of energy, which is the initial amount of potential energy. a. heat; less than b. heat; more than c. kinetic; less than d. kinetic; more than

In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque