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A) outdated evidence.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