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 B) outdated evidence.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