In this image, what must the students' muscles do to pull the rope?
twitch and tighten
relax and twitch
tighten and contract
contract and relax

All of the following are potential risks of leaving a small child unattended in a car, except: a. hypothermia b. carbon monoxide poisoning c. car theft with child inside d. lead poisoning

Match each child care option with its benefits. a. no child care expenses b. likely to have values similar to those of the parents c. lots of one-on-one time with a provider d. care offered at schedule hours 1. family member or friend 2. private child care 3. day care 4. stay at home parent

If you feel pain while stretching, you should do any of the following except: a. stretch farther. b. back off the stretch. c. find an alternative. d. stop stretching.