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) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Are there more people who like red grapes than green grapes? B) Does voodoo magic cause people to get sick in parts of Africa? C) Are demons responsible for my car not working? D) Do red grapes taste better than green grapes?
A) A trick in a magic show. B) the change of the moon’s shape during the month C) A solar eclipse. D) lightning
A) b) Property B) a) Characteristic C) c) Form D) Both a and b
A) Hypothesis B) Law C) Fact D) Theory
A) Variable B) Procedure C) Controlled experiment D) Data
A) System B) Unifying C) Proportion D) Function
A) synopsis B) fact C) hypothesis. D) law
A) ask a question. B) test a hypothesis. C) simplify data. D) communicate results.
A) accepting investigation results. B) asking questions. about observations C) summarizing research. D) forming expectations.
A) focus an investigation. B) review evidence. C) change results. D) prove evidence.
A) draw conclusions. B) focus an investigation. C) prove evidence. D) change results.
A) a closed case. B) a repeated question. C) new evidence. D) outdated evidence.
A) alphabetical order B) chronological 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) analyze data. B) change data. C) investigate a question. D) prove a theory.
A) drawing conclusions. B) asking a question. C) testing a hypothesis. D) forming a hypothesis.
A) They can review evidence to investigate further. B) They can include the information in science textbooks. C) They can make scientific laws based on new discoveries. D) They can honor scientists for their achievements.
A) drawing conclusions B) analyzing data C) asking questions D) communicating results
A) theory. B) concept C) model D) investigation
A) ties together many hypotheses and observations. B) is a single hypothesis. C) is often used to explain scientific models. D) is not useful in predicting the future.
A) review how the scientific methods were used. B) question the reasoning behind the explanations. C) evaluate the evidence used. D) All of the answer choices
A) if their questions are useful B) if the data are correct C) if their results support their hypotheses D) if other scientists agree with them
A) They review evidence. B) They all disagree with the results. C) They draw the same conclusions. D) They all agree with the results.
A) There is no new evidence. B) There is new evidence. C) There are no new questions. D) There results are facts.
A) Equilibrium B) Function C) Evolution D) Cycle
A) Fact B) Theory C) Hypothesis D) Trade-off
A) Trade-off B) Pros C) Cons D) Benefits
A) hypothesis B) fact C) theory D) measurement
A) hypothesis B) fact C) theory D) law
A) The flower is red. B) The shape was circular C) The car traveled at 70 miles per hour D) The texture was rough.
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) component B) output C) input D) interaction
A) classification B) equilibrium C) interaction 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) 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 be shorter 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 grow taller because they get more nutrients.
A) 4 B) 3 C) 1 D) 2
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I predict that I will catch better with my left hand 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 string is shorter then the swing time will also be shorter. 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 length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) True B) False
A) False B) True
A) True B) False
A) False B) True
A) Controlled variable B) Variable C) Controlled experiment D) Hypothesis
A) conclusion B) controlled variable C) dependant variable D) hypothesis
A) controlled experiment B) conclusion C) hypothesis D) dependant variable
A) both of the answer choices B) constants C) controlled variables D) none of the answer choices
A) both of the answer choices B) independant variable C) manipulated variable D) none of the answer choices
A) dependent variable B) constant C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) both of the answer choices C) dependant variable D) independant variable
A) dependant variable B) both of the answer choices C) none of the answer choices D) responding variable
A) dependant variable B) both of the answer choices C) manipulated variable D) none 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 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 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 am I measuring? C) What do I keep the same?
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 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) develop a procedure B) analyze data C) collect evidence D) make a conclusion
A) 2-5 snails B) 5-10 snails C) 10-15 snails D) more than 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) carrots taste dry, and he doesn’t like things that taste dry. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) c. none of the above B) b. noise levels C) both a and b D) a. time of day
A) b. time B) a. distance C) both a and b D) neither a or b
A) by increasing the amount of water B) by increasing the number of plants C) by increasing the number of days D) by increasing the amount of the salt in the water.
A) qualitative data B) unreliable data C) quantitative data D) control data
A) no conclusions can be made about people B) each person is different, so concluions can only be made about individual people. C) people are all the same, and general conclusions can be made. D) people vary in their responses, but general conclusions can be made.
A) to explain or analyze something in detail B) to replace real things in the natural world C) to help us understand the natural world D) to help explain theories
A) a climate model B) a conceptual model C) a physical model D) a mathematical model
A) global model. B) physical model. C) conceptual model. D) mathematical model.
A) measure the model. B) choose the right model. C) take apart the model. D) visualize the model.
A) a physical model B) a mathematical model C) a conceptual model D) an astronomical model
A) a debate theory B) a question C) an inquiry D) a model
A) a telescopic model B) a mathematical model C) a conceptual model D) a physical model
A) The models have many variables. B) The models have many pages. C) The models have numbers. D) The models are on a disk.
A) A bar graph would best display the information, because it allows you to compare categories quickly. B) A Venn diagram would best display the information, because it shows the relationship between the languages. C) A line graph would best display the information, because it shows trends clearly. D) A circle graph would best display the information, because it allows you to compare the different categories to the whole.
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) centimeters. B) meters. C) square units. D) liters.
A) meter. B) cubic meter. C) kilogram. D) metric ton.
A) It allows scientists everywhere to share and compare data. B) It reduces the variables in mathematical climate models. C) It provides a system that can be used only by scientists. D) It does not use fractions or decimals.
A) a meter B) a cubic meter C) a gram D) a kilogram
A) divide mass by volume. B) multiply length times width. C) use a thermometer. D) multiply length times width times height.
A) translate data into English. B) base data on many variables. C) note data in multiples of five. D) share data around the world.
A) They are not in English. B) They are always correct. C) All scientists can use them. D) No scientists can use them.
A) region B) mass C) volume D) area
A) B) observation B) law C) hypothesis D) theory
A) a law. B) a hypothesis. C) a theory D) an observation.
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 time stirring B) amount of water used C) temperature of the water D) amounts of sugar used
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Amount of water put into a container D) Temperature at which the water/antifreeze mixture freezes
A) Temperature at which the water/antifreeze mixture freezes B) Amount of antifreeze added to the water C) Amount of water put into a container D) Type of thermometer used to measure the freezing point
A) A triple-beam balance B) A graduated cylinder C) A spring scale D) An electronic light meter
A) Identify and record the temperature of each ice cube before each trial. B) Determine the volume of liquid water made by each ice cube. C) Observe and record the time for each ice cube to completely change to a liquid. D) Measure and compare the volume of the pot and the microwave.
A) to gain recognition as a great scientist B) to obtain funding for the research C) because there can only be one correct theory D) that research and observations support the 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) Pan balance B) Microscope C) Binoculars D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The location and type of solar cells used in that state C) The efficiency of solar technology used in that state D) The number of sunny days per year and the amount of solar power used per year |