An experimenter is studying whether cell phone use and attention span are related. They ask people how many hours a day they are on the phone and then have them complete a difficult puzzle and measure completion time.

List five ways in which the tourism industry contributes to the multiplier effect on the economy of South Africa that increased in speending in the local community

Select all the statements that describe the weathering of rock. Play media comment. A boulder has been cracked by tree roots. Play media comment. Pebbles move down a stream with the current. Play media comment.

What would most likely occur over time if new technologies gave us information that challenged what scientists currently understand about natural selection? A new scientific law would be established and proven by the findings.

Artworks our group together by their style or period A True B False

If we observe the price of a good or service rising then the most likely cause is increase in demand or a temporary surplus?

Why is it important that the cells dna is duplicated before cell division the subject is science it didnt have science as a subject

What hloaday is in January

You are visisting a mountain in the northwest part of United States the mountain has steep sides and is not part of a mountain range a crater can be seen at the top of the mountain hypotheses about what type of mountain you are visiting

Rupert is copying some files from his computer to a compact disc, like the one shown above. If the diameter of the compact disc is 120 millimeters, what is the approximate area ignoring the center hole? Use = 3.14.

A baseball player hits a ball straight up at 20 m/s. ignore any horizontal component of velocity the ball may have. how ling does the ball take to reach its maximum height?