A) The length of day is caused by Appollo riding his chariot into the sky. B) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. C) All of the explanations are natural. D) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Are demons responsible for my car not working? C) Are there more people who like red grapes than green grapes? D) Do red grapes taste better than green grapes?
A) the change of the moon’s shape during the month B) lightning C) A solar eclipse. D) A trick in a magic show.
A) c) Form B) b) Property C) Both a and b 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) fact B) hypothesis. C) law D) synopsis
A) test a hypothesis. B) simplify data. C) communicate results. D) ask a question.
A) summarizing research. B) forming expectations. C) asking questions. about observations D) accepting investigation results.
A) focus an investigation. B) review evidence. C) change results. D) prove evidence.
A) prove evidence. B) focus an investigation. C) change results. D) draw conclusions.
A) new evidence. B) outdated evidence. C) a closed case. D) a repeated question.
A) They do not follow a set order. B) numerical order C) alphabetical order D) chronological order
A) many variables at once. B) ne variable at a time. C) complex data D) conflicting data.
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
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 honor scientists for their achievements. D) They can review evidence to investigate further.
A) analyzing data B) drawing conclusions C) asking questions D) communicating results
A) model B) theory. C) investigation 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) evaluate the evidence used. B) question the reasoning behind the explanations. C) review how the scientific methods were used. D) All of the answer choices
A) if other scientists agree with them B) if their questions are useful C) if the data are correct D) if their results support their hypotheses
A) They all disagree with the results. B) They all agree with the results. C) They review evidence. D) They draw the same conclusions.
A) There is new evidence. B) There are no new questions. C) There is no new evidence. D) There results are facts.
A) Equilibrium B) Cycle C) Function D) Evolution
A) Trade-off B) Fact C) Theory D) Hypothesis
A) Trade-off B) Cons C) Pros D) Benefits
A) theory B) fact C) measurement D) hypothesis
A) hypothesis B) fact C) law D) theory
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) There were 6 sides on the shape B) The water was 65 degrees C. C) The texture was smooth D) The plant stood 6 cm tall.
A) output B) component C) input D) interaction
A) interaction B) evolution C) equilibrium 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) 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) 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. 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) 4 B) 2 C) 1 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) If I try to catch the ball then it might be better with my right because I am right handed. D) I will 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 string is longer then swing time will be slower because the pendulum will have to travel further. C) If the string is shorter then the swing time will also be shorter. D) If the length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) False B) True
A) False B) True
A) False B) True
A) False B) True
A) Controlled variable B) Hypothesis C) Variable D) Controlled experiment
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) conclusion B) dependant variable C) hypothesis D) controlled experiment
A) none of the answer choices B) controlled variables C) both of the answer choices D) constants
A) none of the answer choices B) manipulated variable C) independant variable D) both of the answer choices
A) dependent variable B) none of the answer choices 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) none of the answer choices B) responding variable C) dependant variable D) both of the answer choices
A) both of the answer choices B) dependant variable C) manipulated variable D) none 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 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 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 am I measuring? C) What do I change? or What am I testing?
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) 2-5 snails B) 10-15 snails C) 5-10 snails D) more than 15 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) carrots take a long time to peel, and he doesn’ t like peeling them.
A) b. noise levels B) c. none of the above C) a. time of day D) both a and b
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the number of plants B) by increasing the number of days C) by increasing the amount of water D) by increasing the amount of the salt in the water.
A) control data B) quantitative data C) qualitative data D) unreliable 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 explain theories B) to explain or analyze something in detail C) to replace real things in the natural world D) to help us understand the natural world
A) a climate model B) a physical model C) a mathematical model D) a conceptual model
A) global model. B) mathematical model. C) physical model. D) conceptual model.
A) visualize the model. B) choose the right model. C) take apart the model. D) measure the model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) an inquiry B) a model C) a debate theory D) a question
A) a mathematical model B) a telescopic model C) a physical model D) a conceptual model
A) The models have numbers. B) The models have many pages. C) The models have many variables. D) The models are on a disk.
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 preserves the system used in England long ago. B) It uses the smallest possible numbers. C) Its units are based on objects that vary in size. D) It can be used by scientists everywhere.
A) liters. B) square units. C) centimeters. D) meters.
A) metric ton. B) cubic meter. C) meter. D) kilogram.
A) It does not use fractions or decimals. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It provides a system that can be used only by scientists.
A) a meter B) a kilogram C) a gram D) a cubic meter
A) divide mass by volume. B) use a thermometer. C) multiply length times width times height. D) multiply length times width.
A) share data around the world. B) note data in multiples of five. C) translate data into English. D) base data on many variables.
A) They are always correct. B) No scientists can use them. C) All scientists can use them. D) They are not in English.
A) region B) area C) volume D) mass
A) law B) B) observation C) theory D) hypothesis
A) a hypothesis. B) a law. 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) adding food color to see how far the salt penetrates the plants D) h cooling the salt water before watering the plants
A) temperature of the water B) amounts of sugar used C) amount of water used D) amount of time stirring
A) Amount of water put into a container B) Type of thermometer used to measure the freezing point C) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Type of thermometer used to measure the freezing point
A) A graduated cylinder B) An electronic light meter C) A triple-beam balance D) A spring scale
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) because there can only be one correct theory B) that research and observations support the theory C) to obtain funding for the research D) to gain recognition as a great scientist
A) To have enough fish for zoo aquariums B) To have people spend more money on fishing C) To keep other game fish species populations low D) To keep a healthy population of adult fish
A) pH paper B) Binoculars C) Microscope D) Pan balance
A) The percentage of days that have enough sunlight to power a solar water heater B) The number of sunny days per year and the amount of solar power used per year C) The efficiency of solar technology used in that state D) The location and type of solar cells used in that state |