
Physics of Collisions and Pi

Interactive Video
•
Mathematics, Physics, Science
•
10th Grade - University
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the surprising fact about the number of collisions in the puzzle involving two blocks?
The number of collisions is always less than 100.
The number of collisions is a prime number.
The number of collisions matches the digits of pi.
The number of collisions is always even.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two principles are used to determine the velocities of the blocks after a collision?
Conservation of energy and temperature
Conservation of energy and momentum
Conservation of mass and energy
Conservation of momentum and volume
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the phase diagram, what does the circle represent?
The total mass of the blocks
The total energy of the system
The total momentum of the system
The total volume of the system
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the smaller block's velocity when it bounces off the wall in the phase diagram?
It becomes zero.
It doubles.
It remains constant.
It changes sign.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do the arc lengths between points on the circle in the phase diagram matter?
They are used to count the number of collisions.
They help calculate the total energy.
They indicate the speed of the blocks.
They determine the mass of the blocks.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What theorem is used to explain the arc lengths in the phase diagram?
Pythagorean theorem
Inscribed angle theorem
Law of sines
Law of cosines
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the mass ratio and the angle theta in the phase diagram?
Theta is the logarithm of the mass ratio.
Theta is the square root of the mass ratio.
Theta is the inverse tangent of the mass ratio.
Theta is the square of the mass ratio.
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