
Understanding Internal Forces in Physics

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

Liam Anderson
Used 1+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do physicists often simplify complex objects like a basketball in their calculations?
Because they lack the technology to analyze complex structures
To focus on the most relevant aspects of the problem
Because the internal structure is always irrelevant
To make the calculations more challenging
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would be a concern for an astronaut taking a basketball to the moon?
The basketball might float away
The basketball might explode due to internal pressure
The basketball might lose its color
The basketball might become too heavy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In physics, what is a 'system'?
A fundamental particle like an electron
A single object with no internal structure
An object with a complex internal structure
A collection of objects treated as a single entity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When can an object be treated as if it has no internal structure?
When the internal structure is irrelevant to the problem
When the object is very large
When the object is very small
When the object is a fundamental particle
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is necessary to calculate the common speed of two colliding objects?
The color of the objects
The temperature of the environment
The masses of the objects
The materials they are made of
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to consider the internal structure in some physics problems?
To ensure the calculations are more complex
Because it can affect the outcome of the problem
Because it is always required in physics
To make the problem easier to solve
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of pushing boxes, why can the system be treated as a single object?
Because the boxes are moving at different speeds
Because the boxes are very light
Because the internal forces between the boxes are negligible
Because the boxes are made of the same material
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