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A) outdated evidence.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