Vector Resolution and vector components

Which of the following describes the vector above?

• 45 cm

• 45 cm at 30 degrees North of East

• 45 cm at 30 degrees East of North

• 45 cm North East

A resultant vector is

• equal to the sum of one vector.

• equal to the sum of two or more vectors.

• equal to the difference of one vector.

How do you combine vectors if they are in opposite directions?

• Add

• Subtract (or add a negative)

• Pythagorean Theorem

• Use trigonometry

What is the resultant force?

• 10 N

• 30 N

• 20 N

• 40 N

Examples of vector quantity are __________________ (You can tick more than one answer)

• displacement

• speed

• velocity

• acceleration

A car drives 30 meters north, then 20 meters west, and finally 40 meters south to reach the gas pump at Bucee’s

What is the correct drawing of vectors?

• 
• 
• 
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A 2-dimensional vector has _____________ and ___________ components.

• horizontal; vertical

• positive; negative

• superficial; deep

• long; short

The horizontal and vertical components of a vector are _______________ to each other, forming a 90 degree angle.

• perpendicular

• parallel

• unrelated

• opposite leg / adjacent leg

• opposite leg / hypotenuse

• adjacent leg / hypotenuse

• adjacent leg / hypotenuse

• opposite leg / hypotenuse

• adjacent leg / opposite leg