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A) outdated evidence.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