A 100-G Ball Falls from a Window That Is 12

question 86

Multiple Choice

A 100-g ball falls from a window that is 12 m above ground level and experiences no significant air resistance as it falls.What is its momentum when it strikes the ground?

• A)3.3 kg ∙ m/s
• B)4.8 kg ∙ m/s
• C)1.8 kg ∙ m/s
• D)1.5 kg ∙ m/s
• E)2.4 kg ∙ m/s

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Definitions:

Blood Cells

Cells that circulate in the blood, integral for transporting oxygen, fighting infections, and performing other vital functions; include red blood cells, white blood cells, and platelets.

Allergic Reaction

An immune system response to a foreign substance that's not typically harmful to your body, such as pollen, bee venom, pet dander, or certain foods.

Foreign Proteins

These are proteins that are recognized by the immune system as potential threats, originating outside the organism.

Hypersensitivity

An exaggerated or inappropriate immune response to a foreign substance.