Moderate Exercise Is Better Than None, but Excessive Exercise Is

question 66

Multiple Choice

Moderate exercise is better than none, but excessive exercise is harmful.What is the shape of the graph of health benefits versus hours of exercise per week if health benefits are measured on the vertical axis and exercise is measured on the horizontal axis?

• A)a positively sloped straight line
• B)a negatively sloped straight line
• C)a vertical straight line
• D)a U-shaped curve
• E)a hill-shaped curve

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The act or an instance of seizing or grasping something, often used to describe early motor skills in infants.

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A term referring to the age of infants or young children, counted in months.

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The ability to see; the faculty of sight, or a concept or mental image of what the future could or should be like.

Sound Waves

are a form of mechanical energy that travels through a medium (air, water, solids) as vibrations, producing the sensation of hearing when they reach the ear.