A Cannon Recoils from Firing a Cannonball

question 86

Multiple Choice

A cannon recoils from firing a cannonball. The speed of the cannon's recoil is small because the

• A)force against the cannon is smaller than against the ball.
• B)momentum is mainly concentrated in the ball.
• C)cannon has more mass than the ball.
• D)momentum of the cannon is smaller.

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Definitions:

Inferior Vena Cava

The inferior vena cava is a large vein that carries deoxygenated blood from the lower and middle portion of the body to the right atrium of the heart.

External Iliac Vein

A large vein in the pelvis that carries deoxygenated blood from the lower limbs back to the heart.

Superior Vena Cava

A large vein that carries deoxygenated blood from the upper half of the body to the heart's right atrium.

Mesenteric Vein

A vein in the mesentery that drains blood from the small intestine and parts of the large intestine into the portal vein.