Awater skier is pulled by a net force of 154 n and has an acceleration of 2.2 m/s2. what is the mass of the skier? a. 338.8 kg b. 80 kg c. 30.8 kg d. 70 kg

Nitrofurantoin used during the fifth week of pregnancy places the neonate at risk for which condition?

Afarmer has applied a pesticide to control a pest population that is affecting her crops. the pest population has reacted as shown below. which best describes the process that the pest population has experienced due to this environmental change? a genetic diversity b natural selection c natural resistance d genetic resistance

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand