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 B) outdated evidence.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