Question

1. a word meaning size often used to describe scalar quantities is: *

a. magma.
b. magenta.
c. vector.
d. magnitude.

1. vector quantities include all of the following except: *

a. velocity.
b. force.
c. speed.
d. acceleration.

Explanation:

• For question 10:
• Magma is molten rock.
• Magenta is a color.
• Vector has both magnitude and direction.
• Magnitude refers to the size of a quantity (scalar or vector).
• For question 13:
• Velocity has magnitude and direction (vector).
• Force has magnitude and direction (vector).
• Speed has only magnitude (scalar).
• Acceleration has magnitude and direction (vector).

Answer:

1. d. magnitude
2. c. speed