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 B) outdated evidence.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