Which results in mechanical digestion in the stomach ? ( science )
A: contractions that mix and chum the food
B: waves of smooth muscle that push the food
C: hydrochloric acid that kills bacteria in food
D: pepsin that breaks down proteins into amino acids

Which term defines when one person tries to control another in a relationship? a) dating violenceb) consequencec)limitd) abstinence me plzz : (

"follow hollywood's hottest diet craze to use more calories and feel great" this article most likely a) provides an easy-to-follow nutrition plan b) includes recommendations that are unsafe c) gives expert advice on creating a healthy lifestyle d) sets a realistic goal for health and weight loss

Which of these pieces of safety equipment should be worn when operating a chainsaw