Otro Error Común en Física

Otro Error Común en Física

Assessment

Interactive Video

Physics, Science

11th Grade - University

Hard

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The video tutorial discusses the concept of linear momentum and its relation to velocity, particularly for objects moving at speeds close to the speed of light. It explains how traditional equations for momentum are not accurate for such high-speed objects and introduces the relativistic equations that account for these conditions. The tutorial also provides a historical perspective on how the understanding of momentum has evolved since 1905, highlighting the shift from classical to modern physics.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the traditional formula for linear momentum?

Mass times velocity

Velocity divided by mass

Mass divided by velocity

Velocity squared times mass

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is the traditional momentum formula inaccurate for objects moving at high speeds?

It doesn't account for gravitational forces

It doesn't consider relativistic effects

It assumes mass is variable

It only applies to stationary objects

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relativistic formula for linear momentum?

Mass divided by velocity squared

Mass times velocity squared

Velocity times the square root of mass

Mass times velocity divided by the square root of 1 minus velocity squared over speed of light squared

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the relativistic momentum formula simplify when velocity is much smaller than the speed of light?

It becomes zero

It becomes mass times velocity

It becomes velocity squared

It becomes mass divided by velocity

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What significant change in understanding about momentum occurred after 1905?

Momentum was found to be unrelated to mass

The concept of momentum was discarded

Relativity showed that momentum is not simply mass times velocity

Momentum was proven to be constant for all objects