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A) outdated evidence.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