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A) outdated evidence.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