¿Qué pasa cuando crujimos los nudillos?

¿Qué pasa cuando crujimos los nudillos?

Assessment

Interactive Video

Science, Physics, Chemistry

4th - 9th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video explains the phenomenon of knuckle cracking, where a noise is produced due to the formation and bursting of a gas bubble in the space between bones. Scientists are unsure why the sound is so loud. The bubble dissolves back to normal within half an hour. Frequent knuckle cracking can lead to joint inflammation and a reduction in grip strength.

Read more

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens in the space between bones when a knuckle cracks?

A ligament stretches

A gas bubble forms

A bone fractures

A muscle contracts

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the scientific explanation for the loud sound of a knuckle crack?

The bones collide

The skin snaps

The gas bubble bursts

The joint vibrates

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How long does it take for the gas bubble to dissolve after a knuckle crack?

5 minutes

1 hour

15 minutes

30 minutes

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a potential consequence of frequent knuckle cracking?

Increased bone density

Improved flexibility

Joint inflammation

Stronger grip strength

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of grip strength can be lost due to frequent knuckle cracking?

75%

25%

10%

50%