Many scientists have studied left-handedness. The majority of humans are right-handed. This means that most people use their right hand for everyday tasks. These tasks may include writing, throwing, or using scissors Scientists do not know what makes peoplie right- or left-handed. Some think it is a result of genetics. Others believe that social pressures determine handedness. Some scientists think that it is a combination of several factors Do it! Scientists study what left-handedness A damages B improves C causes D hides

Hat do the words partial, palatial, and potential have in common? they have the same prefix. they have the same suffix. they have similar meanings. they have the same word root.

American history (is, are) studying the american colonies.

Read the excerpt from the common sense of bicycling: bicycling for ladies. the bicycle is capable of such high speed that there is a strong temptation to ride so fast as to cause over exertion or excessive perspiration. on the other hand some people ride too slow, causing a zigzag and uncertain movement. while exercising reasonable caution, be a fearless rider. when you come to a steep hill, if the road is clear, let it go as fast as it will. if you rid yourself of that ghost of fear, coasting is one of the greatest delights of cycling. which is the best paraphrase of the text?