Scalars and Vectors

It contains both a magnitude and a direction.

• vector

• scalar

• speed

• total distance

Map directions are measured ______?

• from North counterclockwise

• from the negative x-axis clockwise

• from North clockwise

• from negative y-axis counterclockwise

The longest side of a right triangle, always opposite to the right angle is known as_____.

• sine

• altitude
• cosine

• hypotenuse

Two vectors are considered equal as soon as they have the same magnitude.

• False
• True

Which is the best equation that represents the following vectors diagram?

• A - B = C

• C + B = A

• A = B - C

• B + A = C

Which answer lists only vectors?

• displacement and velocity

• displacement and speed

• distance and speed

• speed and velocity

Which physical quantity, being a scalar, is sometimes expressed with negative sign?

• Time

• Temperature
• Mass
• Speed

What is the result called when two vectors are added together?

• sum vector

• combined vector

• aggregate vector

• resultant vector

The process of adding vectors considers both __________.

• speed and direction

• displacement and velocity

• size and time

• magnitude and direction

Which axis is typically used as a reference for measuring vector angles in a two-dimensional motion?

• Negative x-axis
• Positive y-axis
• Negative y-axis
• Positive x-axis