The experimental results could be made more valid by ... 1) increasing the number of students. 2) using a plastic clothespin. 3) using safety precautions. 4) making a bar graph of the data.

Which of the following is NOT a personal safety rule? run to the patient's room when code blue is called keep your hands away from your face, eyes, mouth, and hair wash your hands before and after any procedure use correct body mechanics while

Which of the following choices is excluded from protection by the Antarctic Treaty System? A. Mineral resources in Antarctica B. The atmosphere over Antarctica C. Scientific research in Antarctica D. Tourism activities in Antarctica

Musicians must train their muscles to play instruments, just as athletes must train their muscles to play sports. true or false? explain. Biology

A student swings his keychain around in a circle. What is the source of the centripetal force for this action? A. tension B. gravity C. friction D. weight

Carnivores that feed on other carnivores are

How do food chains relate to a food web?

What are the results of the relationship between the Sun, the atmosphere, and the ocean?

What percentage of the air is nitrogen?

During cellular respiration, which of the following processes take place the cytoplasmn

Which term describes the energy that is stored due to the height of an object from the ground?