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 D) outdated evidence.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