A 2-Kg Ball Is Moving with a Constant Speed of 5

question 54

Multiple Choice

A 2-kg ball is moving with a constant speed of 5 m/s in a horizontal circle whose radius is 50 cm. What is the acceleration of the ball?

• A) 0 m/s²
• B) 10 m/s²
• C) 20 m/s²
• D) 50 m/s²
• E) 0 m/s².

Understand the body's nonspecific defenses against pathogens.

Recognize the role of specific defenses, including T cells and B cells, in the immune response.

Differentiate between types of immunities and methods of acquiring immunity.

Identify the mechanisms and significance of inflammation as a defense process.

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Definitions:

Sand

Fine, granular material, composed mainly of rock and mineral particles, prevalent in deserts, beaches, and riverbeds, used in construction and manufacturing.

Silt

Fine particles of rock and soil carried by water, often settling at the bottom of bodies of water.

Mycorrhizae

Symbiotic relationships between fungi and the roots of plants, aiding in nutrient and water absorption.

Fungus-Root Associations

Symbiotic relationships between fungi and plant roots that enhance nutrient absorption for the plant.