Vectors and Projectiles

A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement?

• 40 meters, South

• 50 meters, South

• 50 meters, North

• 40 meters, North

Which statement describes a vector?

• It has magnitude but no direction
• It has direction but no magnitude
• It has both direction and magnitude
• It has constant magnitude but no
   direction

Is this a scalar quantity or a vector quantity?
Wind blowing at 20 knots

• Scalar
• Vector

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CCSS.HSN.VM.A.1

Is this a scalar quantity or a vector quantity?
A deer running 15 meters per second due west

• Scalar
• Vector

If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?

• 20m
• 40m
• 0m
• -20m

Which of these is not a vector quantity? 

• displacement 
• time
• velocity 
• acceleration

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Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance traveled?

• 10

• 7

• 8

• 6

A vector has both ____ and _____

• speed and length
• magnitude and direction
• degrees and radians
• style and grace

Assuming level ground and no air resistance, a projectile fired at an angle of 55^° will have the same range (distance as another projectile fired with the same speed at an angle of _______________.

• 45°

• 10°

• 25°

• 35°

Which of the following would NOT be considered a projectile? 

• a cannonball thrown straight up
• a cannon ball rolling down a slope
• a cannonball rolling off a table
• a cannonball thrown in the air