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) Are there more people who like red grapes than green grapes? D) Do red grapes taste better than green grapes?
A) lightning B) the change of the moon’s shape during the month C) A trick in a magic show. D) A solar eclipse.
A) c) Form B) Both a and b C) a) Characteristic D) b) Property
A) Hypothesis B) Theory C) Fact D) Law
A) Procedure B) Variable C) Data D) Controlled experiment
A) System B) Unifying C) Function D) Proportion
A) synopsis B) hypothesis. C) fact D) law
A) ask a question. B) test a hypothesis. C) simplify data. D) communicate results.
A) asking questions. about observations B) summarizing research. C) forming expectations. D) accepting investigation results.
A) prove evidence. B) focus an investigation. C) review evidence. D) change results.
A) draw conclusions. B) prove evidence. C) change results. D) focus an investigation.
A) new evidence. B) a repeated question. C) outdated evidence. D) a closed case.
A) chronological order B) They do not follow a set order. C) alphabetical order D) numerical order
A) complex data B) many variables at once. C) conflicting data. D) ne variable at a time.
A) investigate a question. B) prove a theory. C) analyze data. D) change 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 honor scientists for their achievements. D) They can review evidence to investigate further.
A) communicating results B) analyzing data C) asking questions D) drawing conclusions
A) investigation B) model C) theory. D) concept
A) is a single hypothesis. B) is often used to explain scientific models. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) All of the answer choices B) review how the scientific methods were used. C) question the reasoning behind the explanations. D) evaluate the evidence used.
A) if the data are correct B) if their results support their hypotheses C) if other scientists agree with them D) if their questions are useful
A) They all disagree with the results. B) They draw the same conclusions. C) They review evidence. D) They all agree with the results.
A) There are no new questions. B) There is no new evidence. C) There is new evidence. D) There results are facts.
A) Cycle B) Function C) Equilibrium D) Evolution
A) Fact B) Trade-off C) Theory D) Hypothesis
A) Cons B) Pros C) Trade-off D) Benefits
A) theory B) measurement C) hypothesis D) fact
A) law B) fact C) theory D) hypothesis
A) The shape was circular B) The flower is red. C) The car traveled at 70 miles per hour D) The texture was rough.
A) The water was 65 degrees C. B) There were 6 sides on the shape C) The texture was smooth D) The plant stood 6 cm tall.
A) input B) component C) output D) interaction
A) interaction B) equilibrium C) evolution D) classification
A) If people listen to music while working then they will work faster because music is like magic B) If the beat to the music is fast then they c. will work faster because they will be more motivated. C) I predict that people who listen to music 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 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) 2 B) 1 C) 3 D) 4
A) If I try to catch the ball then it might be better with my right because I am right handed. B) 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 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 length of the string changes then swing time might be longer or shorter because you will change the length of string. C) If the string is shorter then the swing time will also be shorter. D) If the string is longer then swing time will be slower because the pendulum will have to travel further.
A) True B) False
A) True B) False
A) True B) False
A) True B) False
A) Controlled variable B) Hypothesis C) Variable D) Controlled experiment
A) dependant variable B) conclusion C) controlled variable D) hypothesis
A) conclusion B) hypothesis C) controlled experiment D) dependant variable
A) none of the answer choices B) constants C) controlled variables D) both of the answer choices
A) independant variable B) manipulated variable C) both of the answer choices D) none of the answer choices
A) dependent variable B) constant C) both of the answer choices D) none of the answer choices
A) both of the answer choices B) dependant variable C) independant variable D) none of the answer choices
A) responding variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) both of the answer choices B) manipulated variable C) none of the answer choices D) dependant variable
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 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 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 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 control D) a small sample size
A) develop a procedure B) analyze data C) make a conclusion D) collect evidence
A) 2-5 snails B) more than 15 snails C) 10-15 snails D) 5-10 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) carrots take a long time to peel, and he doesn’ t like peeling them. C) a raw carrot is hard to chew, and it makes his teeth hurt. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) both a and b B) c. none of the above C) a. time of day D) b. noise levels
A) b. time B) a. distance C) both a and b D) neither a or b
A) by increasing the amount of the salt in the water. B) by increasing the number of plants C) by increasing the amount of water D) by increasing the number of days
A) qualitative data B) quantitative data C) control data D) unreliable data
A) each person is different, so concluions can only be made about individual people. B) no conclusions can be made about 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 help us understand the natural world B) to explain or analyze something in detail C) to replace real things in the natural world D) to help explain theories
A) a climate model B) a physical model C) a conceptual model D) a mathematical model
A) physical model. B) conceptual model. C) mathematical model. D) global model.
A) choose the right model. B) visualize the model. C) take apart the model. D) measure the model.
A) a physical model B) a mathematical model C) an astronomical model D) a conceptual model
A) a model B) an inquiry C) a question D) a debate theory
A) a conceptual model B) a mathematical model C) a physical model D) a telescopic model
A) The models have numbers. B) The models are on a disk. C) The models have many variables. 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 bar graph would best display the information, because it allows you to compare categories quickly. C) A circle graph would best display the information, because it allows you to compare the different categories to the whole. 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) It can be used by scientists everywhere. D) Its units are based on objects that vary in size.
A) square units. B) centimeters. C) meters. D) liters.
A) kilogram. B) metric ton. C) cubic meter. D) meter.
A) It provides a system that can be used only by scientists. B) It allows scientists everywhere to share and compare data. C) It does not use fractions or decimals. D) It reduces the variables in mathematical climate models.
A) a kilogram B) a gram C) a cubic meter D) a meter
A) use a thermometer. B) divide mass by volume. C) multiply length times width times height. D) multiply length times width.
A) note data in multiples of five. B) base data on many variables. C) translate data into English. D) share data around the world.
A) No scientists can use them. B) All scientists can use them. C) They are always correct. D) They are not in English.
A) mass B) area C) volume D) region
A) hypothesis B) B) observation C) theory D) law
A) an observation. B) a hypothesis. C) a theory D) a law.
A) h cooling the salt water before watering the plants B) adding food color to see how far the salt penetrates the plants C) g increasing the amount of salt added to the water each day D) watering half the plants with pure water and half with salt water
A) amount of time stirring B) temperature of the water C) amount of water used D) amounts of sugar used
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) 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) A triple-beam balance B) A graduated cylinder C) An electronic light meter D) A spring scale
A) Determine the volume of liquid water made by each ice cube. B) Observe and record the time for each ice cube to completely change to a liquid. C) Measure and compare the volume of the pot and the microwave. D) Identify and record the temperature of each ice cube before each trial.
A) to gain recognition as a great scientist B) that research and observations support the theory 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) pH paper B) Microscope C) Binoculars D) Pan balance
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 |