Understanding, representing and using vectors
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Mathematics
9th - 12th Grade
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the magnitude of the resultant for the Force vectors given:
F1 : magnitude = 60 lbs, θ = 80°
F2 : magnitude = 80 lbs, θ = 20°
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A ferry departs from A(-25, 28). It takes 3 hours to reach its destination B(20, -32), travelling in as straight line with constant velocity. Distances are in km. Find the velocity vector of the ferry.
15i + 20j
15i - 20j
20i + 15j
20i - 15j
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This is always between 0-90 degrees, measured from north or south and then goes toward the east or west
True bearing
Quadrant bearing
Resultant
Zero vector
4.
DROPDOWN QUESTION
1 min • 2 pts
This vector's direction can be described as 41 degrees (a) of (b)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A ferry departs from A(-25, 28). It takes 3 hours to reach its destination B(20, -32), travelling in as straight line with constant velocity. Distances are in km. Find the distance that the ferry travels.
50 km
55 km
70 km
75 km
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bob walks 4 miles west and stops to rest. He then continues to walk another 3 miles west. What is his displacement?
7 miles west
1 mile west
12 miles west
7 miles east
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Given a vertical velocity of 300 in/s and a horizontal velocity of 400 in/s, find the resultant velocity and angle of the plane.
500 in/s at an angle of 37 degrees
500 in/s at an angle of 41 degrees
50 in/s at an angle of 37 degrees
50 in/s at an angle of 41 degrees
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