El momento

The video tutorial explains momentum as a measure of motion, calculated by multiplying mass and velocity. It highlights the conservation of momentum, using billiard balls as an example, and discusses how forces like friction and gravity affect momentum on Earth. In space, where there is no air resistance, objects retain their momentum indefinitely.

How is momentum defined in physics?

• As the sum of mass and velocity

• As the product of mass and velocity

• As the difference between mass and velocity

• As the ratio of mass to velocity

What happens to the total momentum when two objects collide?

• It is lost

• It is doubled

• It is conserved

• It is halved

What role does friction play in the movement of objects on Earth?

• It has no effect on momentum

• It transfers momentum to the surface

• It increases the speed of objects

• It creates momentum

How does the rotation of the Earth change due to momentum transfer?

• It significantly increases

• It slightly changes

• It significantly decreases

• It remains constant

Why do space probes retain their momentum in space?

• Because they are powered continuously

• Due to the absence of friction and air resistance

• Due to gravitational forces

• Because of the presence of air resistance