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) Are there more people who like red grapes than green grapes? B) Do red grapes taste better than green grapes? C) Does voodoo magic cause people to get sick in parts of Africa? D) Are demons responsible for my car not working?
A) lightning B) the change of the moon’s shape during the month C) A solar eclipse. D) A trick in a magic show.
A) Both a and b B) c) Form C) a) Characteristic D) b) Property
A) Hypothesis B) Theory C) Fact D) Law
A) Controlled experiment B) Data C) Procedure D) Variable
A) Function B) Proportion C) Unifying D) System
A) fact B) hypothesis. C) law D) synopsis
A) communicate results. B) test a hypothesis. C) ask a question. D) simplify data.
A) asking questions. about observations B) accepting investigation results. C) forming expectations. D) summarizing research.
A) review evidence. B) change results. C) prove evidence. D) focus an investigation.
A) focus an investigation. B) change results. C) prove evidence. D) draw conclusions.
A) new evidence. B) outdated evidence. C) a repeated question. D) a closed case.
A) chronological order B) numerical order C) alphabetical order D) They do not follow a set order.
A) many variables at once. B) complex data C) ne variable at a time. D) conflicting data.
A) investigate a question. B) change data. C) prove a theory. D) analyze data.
A) asking a question. B) forming a hypothesis. C) drawing conclusions. D) testing a hypothesis.
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) analyzing data B) communicating results C) asking questions D) drawing conclusions
A) model B) investigation C) concept D) theory.
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) 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 the data are correct C) if other scientists agree with them 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 are no new questions. B) There is no new evidence. C) There results are facts. D) There is new evidence.
A) Evolution B) Cycle C) Equilibrium D) Function
A) Theory B) Hypothesis C) Trade-off D) Fact
A) Trade-off B) Benefits C) Pros D) Cons
A) measurement B) hypothesis C) fact D) theory
A) theory B) law C) fact D) hypothesis
A) The car traveled at 70 miles per hour B) The texture was rough. C) The flower is red. D) The shape was circular
A) There were 6 sides on the shape B) The water was 65 degrees C. C) The texture was smooth D) The plant stood 6 cm tall.
A) component B) input C) output D) interaction
A) classification B) evolution C) interaction D) equilibrium
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 the beat to the music is fast then they c. will work faster because they will be more motivated. D) 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.
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) 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. 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow.
A) 1 B) 4 C) 2 D) 3
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I will catch the ball more times with my left hand because I am left handed. C) I predict that I will catch better with my left hand 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 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) True B) False
A) False B) True
A) True B) False
A) Controlled experiment B) Variable C) Hypothesis D) Controlled variable
A) conclusion B) controlled variable C) hypothesis D) dependant variable
A) dependant variable B) controlled experiment C) hypothesis D) conclusion
A) constants B) controlled variables C) none of the answer choices D) both of the answer choices
A) manipulated variable B) both of the answer choices C) none of the answer choices D) independant variable
A) none of the answer choices B) dependent variable C) both of the answer choices D) constant
A) independant variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) responding variable B) both of the answer choices C) none of the answer choices D) dependant variable
A) none of the answer choices B) dependant variable C) manipulated variable D) both 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 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 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) What do I keep the same? B) What do I change? or What am I testing? C) What am I measuring?
A) multiple trials B) a reproducible procedure C) a small sample size D) a control
A) develop a procedure B) analyze data C) make a conclusion D) collect evidence
A) 5-10 snails B) 10-15 snails C) more than 15 snails D) 2-5 snails
A) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. B) carrots taste dry, and he doesn’t like things that taste dry. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) a raw carrot is hard to chew, and it makes his teeth hurt.
A) a. time of day B) both a and b C) b. noise levels D) c. none of the above
A) a. distance B) both a and b C) b. time D) neither a or b
A) by increasing the amount of water B) by increasing the amount of the salt in the water. C) by increasing the number of days D) by increasing the number of plants
A) unreliable data B) qualitative data C) control data D) quantitative data
A) no conclusions can be made about people B) people are all the same, and general conclusions can be made. C) people vary in their responses, but general conclusions can be made. D) each person is different, so concluions can only be made about individual people.
A) to replace real things in the natural world B) to help explain theories C) to help us understand the natural world D) to explain or analyze something in detail
A) a physical model B) a mathematical model C) a conceptual model D) a climate model
A) mathematical model. B) physical model. C) global model. D) conceptual model.
A) take apart the model. B) visualize the model. C) choose the right model. D) measure the model.
A) an astronomical model B) a mathematical model C) a conceptual model D) a physical model
A) a model B) a question C) an inquiry D) a debate theory
A) a telescopic model B) a conceptual model C) a physical model D) a mathematical 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 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 circle graph would best display the information, because it allows you to compare the different categories to the whole. 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) cubic meter. B) meter. C) kilogram. D) metric ton.
A) It does not use fractions or decimals. B) It allows scientists everywhere to share and compare data. C) It provides a system that can be used only by scientists. D) It reduces the variables in mathematical climate models.
A) a gram B) a meter C) a cubic meter D) a kilogram
A) divide mass by volume. B) multiply length times width. C) multiply length times width times height. D) use a thermometer.
A) note data in multiples of five. B) translate data into English. C) base data on many variables. D) share data around the world.
A) All scientists can use them. B) They are always correct. C) They are not in English. D) No scientists can use them.
A) area B) region C) volume D) mass
A) B) observation B) hypothesis C) theory D) law
A) a hypothesis. B) a theory C) an observation. D) a law.
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 time stirring B) temperature of the water C) amount of water used D) amounts of sugar used
A) Temperature at which the water/antifreeze mixture freezes B) Amount of antifreeze added to the water C) Type of thermometer used to measure the freezing point 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) A spring scale B) An electronic light meter C) A graduated cylinder D) A triple-beam balance
A) Determine the volume of liquid water made by each ice cube. 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) Observe and record the time for each ice cube to completely change to a liquid.
A) because there can only be one correct theory B) to obtain funding for the research C) that research and observations support the theory D) to gain recognition as a great scientist
A) To have enough fish for zoo aquariums B) To keep a healthy population of adult fish C) To have people spend more money on fishing D) To keep other game fish species populations low
A) Pan balance B) Microscope C) pH paper D) Binoculars
A) The efficiency of solar technology used in that state B) The percentage of days that have enough sunlight to power a solar water heater C) The location and type of solar cells used in that state D) The number of sunny days per year and the amount of solar power used per year |