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 D) outdated evidence.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