A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) All of the explanations are natural. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. 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) Are demons responsible for my car not working? C) Does voodoo magic cause people to get sick in parts of Africa? D) Are there more people who like red grapes than green grapes?
A) A solar eclipse. B) A trick in a magic show. 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) Hypothesis B) Theory C) Fact D) Law
A) Procedure B) Controlled experiment C) Data D) Variable
A) Function B) Proportion C) Unifying D) System
A) synopsis B) law C) hypothesis. D) fact
A) test a hypothesis. B) simplify data. C) ask a question. D) communicate results.
A) summarizing research. B) asking questions. about observations C) accepting investigation results. D) forming expectations.
A) review evidence. B) change results. C) focus an investigation. D) prove evidence.
A) draw conclusions. B) change results. C) prove evidence. D) focus an investigation.
A) a repeated question. B) new evidence. C) a closed case. D) outdated evidence.
A) chronological order B) They do not follow a set order. C) numerical order D) alphabetical order
A) complex data B) conflicting data. C) ne variable at a time. D) many variables at once.
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
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 include the information in science textbooks. D) They can honor scientists for their achievements.
A) drawing conclusions B) communicating results C) asking questions D) analyzing data
A) concept B) model C) investigation 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) review how the scientific methods were used. B) evaluate the evidence used. C) All of the answer choices D) question the reasoning behind the explanations.
A) if other scientists agree with them B) if their results support their hypotheses C) if their questions are useful D) if the data are correct
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 results are facts. B) There are no new questions. C) There is new evidence. D) There is no new evidence.
A) Function B) Evolution C) Cycle D) Equilibrium
A) Trade-off B) Theory C) Hypothesis D) Fact
A) Cons B) Trade-off C) Pros D) Benefits
A) fact B) theory C) hypothesis D) measurement
A) hypothesis B) law C) fact D) theory
A) The flower is red. B) The texture was rough. C) The car traveled at 70 miles per hour D) The shape was circular
A) The texture was smooth B) The water was 65 degrees C. C) There were 6 sides on the shape D) The plant stood 6 cm tall.
A) component B) input C) output D) interaction
A) classification B) evolution C) equilibrium D) interaction
A) 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. B) If people listen to music while working then they will work faster because music is like magic 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) 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 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. 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) 2 B) 3 C) 1 D) 4
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) If I try to catch the ball then it might be better with my right because I am right 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) False B) True
A) True B) False
A) Variable B) Hypothesis C) Controlled variable D) Controlled experiment
A) hypothesis B) controlled variable C) conclusion D) dependant variable
A) dependant variable B) controlled experiment C) hypothesis D) conclusion
A) controlled variables B) both of the answer choices C) none of the answer choices D) constants
A) independant variable B) both of the answer choices C) none of the answer choices D) manipulated variable
A) dependent variable B) none of the answer choices C) constant D) both of the answer choices
A) none of the answer choices B) dependant variable C) both of the answer choices D) independant variable
A) none of the answer choices B) both of the answer choices C) dependant variable D) responding variable
A) dependant variable B) none of the answer choices C) both of the answer choices D) manipulated variable
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 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) 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 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) a control B) a small sample size C) multiple trials D) a reproducible procedure
A) collect evidence B) analyze data C) make a conclusion D) develop a procedure
A) more than 15 snails B) 10-15 snails C) 5-10 snails D) 2-5 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. 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 taste dry, and he doesn’t like things that taste dry.
A) c. none of the above B) both a and b C) a. time of day D) b. noise levels
A) b. time B) neither a or b C) a. distance D) both a and b
A) by increasing the number of plants B) by increasing the amount of water C) by increasing the number of days D) by increasing the amount of the salt in the water.
A) quantitative data B) qualitative data C) control data D) unreliable 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) each person is different, so concluions can only be made about individual people. D) no conclusions can be made about people
A) to explain or analyze something in detail B) to help us understand the natural world C) to help explain theories D) to replace real things in the natural world
A) a climate model B) a physical model C) a conceptual model D) a mathematical model
A) mathematical model. B) physical model. C) global model. D) conceptual model.
A) visualize the model. B) take apart the model. C) choose the right model. D) measure the model.
A) a conceptual model B) a physical model C) a mathematical model D) an astronomical model
A) an inquiry B) a debate theory C) a model D) a question
A) a physical model B) a telescopic model C) a mathematical model D) a conceptual model
A) The models are on a disk. B) The models have many variables. C) The models have numbers. 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 bar graph would best display the information, because it allows you to compare categories quickly. C) A Venn diagram would best display the information, because it shows the relationship between the languages. D) A line graph would best display the information, because it shows trends clearly.
A) It uses the smallest possible numbers. B) It preserves the system used in England long ago. C) Its units are based on objects that vary in size. D) It can be used by scientists everywhere.
A) square units. B) meters. C) centimeters. D) liters.
A) metric ton. B) cubic meter. C) meter. D) kilogram.
A) It provides a system that can be used only by scientists. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It does not use fractions or decimals.
A) a meter B) a kilogram C) a cubic meter D) a gram
A) divide mass by volume. B) multiply length times width times height. C) use a thermometer. D) multiply length times width.
A) base data on many variables. B) translate data into English. C) share data around the world. D) note data in multiples of five.
A) No scientists can use them. B) They are not in English. C) All scientists can use them. D) They are always correct.
A) region B) area C) volume D) mass
A) law B) theory C) B) observation D) hypothesis
A) a hypothesis. B) a law. C) a theory D) an observation.
A) adding food color to see how far the salt penetrates the plants B) watering half the plants with pure water and half with salt water C) h cooling the salt water before watering the plants D) g increasing the amount of salt added to the water each day
A) amount of water used B) amount of time stirring C) temperature of the water D) amounts of sugar used
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) Amount of antifreeze added to the water B) Temperature at which the water/antifreeze mixture freezes C) Amount of water put into a container D) Type of thermometer used to measure the freezing point
A) A graduated cylinder B) A spring scale C) A triple-beam balance D) An electronic light meter
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) Identify and record the temperature of each ice cube before each trial. D) Measure and compare the volume of the pot and the microwave.
A) to obtain funding for the research B) that research and observations support the theory C) because there can only be one correct theory D) to gain recognition as a great scientist
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) Binoculars C) Pan balance D) Microscope
A) The number of sunny days per year and the amount of solar power used per year B) The percentage of days that have enough sunlight to power a solar water heater C) The efficiency of solar technology used in that state D) The location and type of solar cells used in that state |