A ball is resting on the front end of a boat. The boat is moving straight forwards toward a dock. According to Newton's first law of motion, when the front of the boat hits the dock, how will the ball's motion change?
A. the ball will remain at rest
B. the ball will move backwards
C. the ball will move forwards
D. the ball will move sideways
Ans: B. the ball will move backwards
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Which of the following describes the process of obtaining, verifying, and interpreting data needed to identify a nutrition-related problem?
a. Nutrition monitoring b. Nutrition intervention c. Nutrition surveillance d. Nutrition assessment
Our food choices are more likely to affect our risk for developing chronic diseases such as heart disease diabetes, or cancer than affecting our susceptibility to acute diseases such as getting the fever or the flu.
a. true b. false
Tea made from what shrub is thought to cure stomachache among black people?
a. redroot b. yellowroot c. blackroot d. greenroot e. marshmallow
The "% Daily Value" column on a food table indicates whether a food