A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) All of the explanations are natural. C) The length of day is caused by Appollo riding his chariot into the sky. D) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air.
A) Are demons responsible for my car not working? B) Does voodoo magic cause people to get sick in parts of Africa? C) Do red grapes taste better than green grapes? D) Are there more people who like red grapes than green grapes?
A) lightning B) A solar eclipse. C) the change of the moon’s shape during the month D) A trick in a magic show.
A) a) Characteristic B) b) Property C) c) Form D) Both a and b
A) Law B) Theory C) Hypothesis D) Fact
A) Data B) Variable C) Procedure D) Controlled experiment
A) Unifying B) Function C) System D) Proportion
A) synopsis B) fact C) law D) hypothesis.
A) test a hypothesis. B) ask a question. C) communicate results. D) simplify data.
A) summarizing research. B) asking questions. about observations C) accepting investigation results. D) forming expectations.
A) focus an investigation. B) prove evidence. C) review evidence. D) change results.
A) focus an investigation. B) prove evidence. C) change results. D) draw conclusions.
A) outdated evidence. B) new evidence. C) a closed case. D) a repeated question.
A) numerical order B) alphabetical order C) They do not follow a set order. D) chronological order
A) complex data B) many variables at once. C) ne variable at a time. D) conflicting data.
A) analyze data. B) change data. C) prove a theory. D) investigate a question.
A) testing a hypothesis. B) asking a question. C) forming a hypothesis. D) drawing conclusions.
A) They can make scientific laws based on new discoveries. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can include the information in science textbooks.
A) communicating results B) drawing conclusions C) analyzing data D) asking questions
A) model B) concept C) investigation D) theory.
A) is often used to explain scientific models. B) is not useful in predicting the future. C) is a single hypothesis. D) ties together many hypotheses and observations.
A) question the reasoning behind the explanations. B) evaluate the evidence used. C) review how the scientific methods were used. D) All of the answer choices
A) if their questions are useful B) if their results support their hypotheses C) if other scientists agree with them D) if the data are correct
A) They all disagree with the results. B) They review evidence. C) They draw the same conclusions. D) They all agree with the results.
A) There results are facts. B) There is new evidence. C) There is no new evidence. D) There are no new questions.
A) Function B) Equilibrium C) Cycle D) Evolution
A) Trade-off B) Hypothesis C) Fact D) Theory
A) Pros B) Benefits C) Trade-off D) Cons
A) fact B) measurement C) theory D) hypothesis
A) law B) fact C) hypothesis D) theory
A) The shape was circular B) The flower is red. C) The car traveled at 70 miles per hour D) The texture was rough.
A) The plant stood 6 cm tall. B) There were 6 sides on the shape C) The water was 65 degrees C. D) The texture was smooth
A) interaction B) input C) output D) component
A) classification B) evolution C) equilibrium D) interaction
A) If people listen to music while working then they will work faster because music is like magic B) I predict that people who listen to music will work faster because they will be more motivated. C) If there are 2 groups of people 1 litening to music while working and the other not then the group who listens to music will have a faster average time because they mill be motivated by the music. D) If the beat to the music is fast then they c. will work faster because they will be more motivated.
A) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. B) If fertilizer is added to 1 group of plants gets more sunlight then the group that got more sunlight will grow taller because they get more nutrients. C) If fertilizer is added to 1 group of plants and no fertilizer is added to the other group of plants then the group that got fertilizer will grow taller because they get more nutrients. D) If fertilizer is added to 1 group of plants and no fertilizer is added to the other group of plants then the group that got fertilizer will be shorter because they get more nutrients.
A) 1 B) 2 C) 4 D) 3
A) I will catch the ball more times with my left hand because I am left handed. B) I predict that I will catch better with my left hand C) If I try to catch the ball then it might be better with my right because I am right handed. D) If I try to catch the ball with either my left or my right hand then I will be able to catch the ball more times with my left hand because I am left handed
A) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. B) If the string is longer then swing time will be slower because the pendulum will have to travel further. C) If the string is shorter then the swing time will also be shorter. D) If the length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) False B) True
A) False B) True
A) True B) False
A) True B) False
A) Controlled experiment B) Hypothesis C) Variable D) Controlled variable
A) conclusion B) controlled variable C) hypothesis D) dependant variable
A) conclusion B) hypothesis C) controlled experiment D) dependant variable
A) none of the answer choices B) constants C) both of the answer choices D) controlled variables
A) independant variable B) manipulated variable C) both of the answer choices D) none of the answer choices
A) constant B) none of the answer choices C) both of the answer choices D) dependent variable
A) none of the answer choices B) dependant variable C) independant variable D) both of the answer choices
A) dependant variable B) none of the answer choices C) responding variable D) both of the answer choices
A) dependant variable B) none of the answer choices C) both of the answer choices D) manipulated variable
A) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
A) What am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
A) What am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
A) What do I change? or What am I testing? B) What do I keep the same? C) What am I measuring?
A) What do I keep the same? B) What do I change? or What am I testing? C) What am I measuring?
A) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
A) a control B) multiple trials C) a small sample size D) a reproducible procedure
A) develop a procedure B) analyze data C) make a conclusion D) collect evidence
A) 2-5 snails B) more than 15 snails C) 5-10 snails D) 10-15 snails
A) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) carrots taste dry, and he doesn’t like things that taste dry.
A) both a and b B) c. none of the above C) b. noise levels D) a. time of day
A) both a and b B) a. distance C) b. time D) neither a or b
A) by increasing the number of plants B) by increasing the amount of the salt in the water. C) by increasing the amount of water D) by increasing the number of days
A) quantitative data B) qualitative data C) control data D) unreliable data
A) each person is different, so concluions can only be made about individual people. B) people vary in their responses, but general conclusions can be made. C) people are all the same, and general conclusions can be made. D) no conclusions can be made about people
A) to replace real things in the natural world B) to explain or analyze something in detail C) to help us understand the natural world D) to help explain theories
A) a climate model B) a mathematical model C) a conceptual model D) a physical model
A) conceptual model. B) mathematical model. C) global model. D) physical model.
A) measure the model. B) visualize the model. C) choose the right model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) a debate theory B) a question C) an inquiry D) a model
A) a conceptual model B) a physical model C) a mathematical model D) a telescopic model
A) The models have many variables. B) The models have many pages. C) The models have numbers. D) The models are on a disk.
A) A Venn diagram would best display the information, because it shows the relationship between the languages. B) A circle graph would best display the information, because it allows you to compare the different categories to the whole. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A line graph would best display the information, because it shows trends clearly.
A) It uses the smallest possible numbers. B) It can be used by scientists everywhere. C) Its units are based on objects that vary in size. D) It preserves the system used in England long ago.
A) square units. B) centimeters. C) meters. D) liters.
A) meter. B) kilogram. C) metric ton. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It does not use fractions or decimals. C) It provides a system that can be used only by scientists. D) It allows scientists everywhere to share and compare data.
A) a meter B) a kilogram C) a cubic meter D) a gram
A) multiply length times width times height. B) multiply length times width. C) divide mass by volume. D) use a thermometer.
A) base data on many variables. B) translate data into English. C) share data around the world. D) note data in multiples of five.
A) No scientists can use them. B) They are not in English. C) They are always correct. D) All scientists can use them.
A) volume B) area C) region D) mass
A) hypothesis B) law C) theory D) B) observation
A) a hypothesis. B) an observation. C) a law. D) a theory
A) g increasing the amount of salt added to the water each day B) h cooling the salt water before watering the plants C) adding food color to see how far the salt penetrates the plants D) watering half the plants with pure water and half with salt water
A) amount of time stirring B) temperature of the water C) amount of water used D) amounts of sugar used
A) Type of thermometer used to measure the freezing point B) Amount of antifreeze added to the water C) Amount of water put into a container D) Temperature at which the water/antifreeze mixture freezes
A) Amount of antifreeze added to the water B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes D) Type of thermometer used to measure the freezing point
A) A spring scale B) A graduated cylinder C) A triple-beam balance D) An electronic light meter
A) Identify and record the temperature of each ice cube before each trial. B) Measure and compare the volume of the pot and the microwave. C) Determine the volume of liquid water made by each ice cube. D) Observe and record the time for each ice cube to completely change to a liquid.
A) to obtain funding for the research B) because there can only be one correct theory C) that research and observations support the theory D) to gain recognition as a great scientist
A) To keep other game fish species populations low B) To have people spend more money on fishing C) To have enough fish for zoo aquariums D) To keep a healthy population of adult fish
A) Binoculars B) Pan balance C) Microscope D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The location and type of solar cells used in that state C) The efficiency of solar technology used in that state D) The number of sunny days per year and the amount of solar power used per year |