Comp 4 Review and Test

Lisa has two dogs, Winnie and Pooh. She wishes to conduct an experiment to see if a new shampoo keeps her dogs cleaner than her old shampoo. If she conducts her experiment with Winnie and uses Pooh as her control, what should she do to Pooh?

• Wash her with the new shampoo
• Wash her with the old shampoo
• Wash her with bar soap
• Not bathe her at all

The road between Greenville and Raleigh is expanded from two lanes to six lanes. Mr. Smith makes a guess that now it will take less time to drive from Greenville to Raleigh. His guess is called a/an:

• Bet
• Hypothesis
• Fact
• Evolution

A scientist is told that an old man in Iowa is 176 years old, yet the scientist does not believe the story is true. The scientist can best be described as:

• Gullible
• Jealous
• Mean
• Skeptical

Steve believes the pants he bought will shrink if washed in hot water. He washes the pants in hot water and they shrink. What is Steve's conclusion?

• Hot water caused his pants to shrink
• Hot water causes everything to shrink
• He has gained weight
• He should never wash anything in hot water.

What is an example of a cause-effect conclusion?

• "When I go to a football game I get hoarse."
• "I get hoarse because my team is losing."
• "When I got to football games I scream for my team."
• "When I scream at t football game I get hoarse."

Science allows us to predict what will happen. On a television news show, what person usually uses the MOST science

• News reporter
• Entertainment reporter
• Weather reporter
• Sports reporter

What is the most quantifiable predictor of success in college?

• Grades earned in high school
• A person's desire to achieve
• A teacher's comments about a student
• Popularity in high school

Mrs Jones notices that her students are always excited on the last day of the school year. Her conclusion can best be described as a:

• Correlation
• Confusion
• Diagnosis
• Decree

To test a hypothesis a person would carry out a/an:

• Experiment
• Merriment
• Meal
• Written Test

An example of an objective observation about a plant would be that the plant:

• Has beautiful colors
• Smells good
• Is healthy
• Has nine leaves