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 D) outdated evidence.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