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 C) outdated evidence.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