A Toy Car of Mass 2

question 2

Multiple Choice

A toy car of mass 2.0 kg moving to the right with a speed of 8.0 m/s collides perfectly inelastically with another toy car of mass 3.0 kg that is moving to the left with a speed of 2.0 m/s.Immediately after the collision the velocity of the system is

• A)4.4 m/s to the right.
• B)2.0 m/s to the right.
• C)0 m/s
• D)-2.0 m/s to the right.
• E)10 m/s to the right.

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Definitions:

Osteoclast Activity

The process involving bone-resorbing cells that break down bone tissue for the maintenance, repair, and remodeling of bones.

RANKL

A protein essential for the formation, function, and survival of osteoclasts, cells that break down bone tissue.

Osteomyelitis

An infection of the bone, usually caused by bacteria.

Staphylococcus Aureus

A type of bacteria commonly found on the skin and in the nose, which can cause a range of infections from mild skin conditions to more serious diseases.