
Scalars Versus Vectors: Essential Concepts in Physics and Mathematics

Interactive Video
•
Physics, Mathematics, Science
•
9th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand units of measurement and scientific notation in physics?
To avoid using numbers
To ensure accurate communication and calculations
To confuse students
To make physics more complicated
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What distinguishes a vector from a scalar?
Scalars have both magnitude and direction
Vectors have both magnitude and direction
Scalars have direction only
Vectors have magnitude only
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you add two vectors together?
By ignoring their directions
By subtracting their magnitudes
By aligning them head to tail and finding the resultant
By multiplying their magnitudes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What theorem is used to find the magnitude of a resultant vector when vectors are perpendicular?
Pythagorean theorem
Archimedes' theorem
Einstein's theorem
Newton's theorem
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the mnemonic SOHCAHTOA help you remember?
The order of operations
The trigonometric functions for right triangles
The types of forces
The laws of motion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the angle theta in a right triangle using trigonometry?
By measuring it with a protractor
By using the inverse of the sine, cosine, or tangent functions
By guessing
By using the Pythagorean theorem
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to a vector when it is multiplied by a scalar?
It becomes a scalar
It disappears
Its magnitude changes
Its direction changes
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