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A) outdated evidence.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