A) All of the explanations are natural. B) The length of day is caused by Appollo riding his chariot into the sky. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. D) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air.
A) Do red grapes taste better than green grapes? B) Are there more people who like red grapes 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) A solar eclipse. B) the change of the moon’s shape during the month C) lightning D) A trick in a magic show.
A) c) Form B) a) Characteristic C) b) Property D) Both a and b
A) Fact B) Law C) Hypothesis D) Theory
A) Procedure B) Controlled experiment C) Data D) Variable
A) Unifying B) System C) Function D) Proportion
A) law B) hypothesis. C) synopsis D) fact
A) communicate results. B) ask a question. C) test a hypothesis. D) simplify data.
A) asking questions. about observations B) forming expectations. C) accepting investigation results. D) summarizing research.
A) focus an investigation. B) prove evidence. C) change results. D) review evidence.
A) draw conclusions. B) change results. C) focus an investigation. D) prove evidence.
A) new evidence. B) a repeated question. C) a closed case. D) outdated evidence.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) many variables at once. D) ne variable at a time.
A) analyze data. B) prove a theory. C) investigate a question. D) change data.
A) testing a hypothesis. B) forming a hypothesis. C) asking a question. D) drawing conclusions.
A) They can review evidence to investigate further. B) They can honor scientists for their achievements. C) They can make scientific laws based on new discoveries. D) They can include the information in science textbooks.
A) communicating results B) asking questions C) analyzing data D) drawing conclusions
A) theory. B) investigation C) concept D) model
A) is not useful in predicting the future. B) is a single hypothesis. C) is often used to explain scientific models. D) ties together many hypotheses and observations.
A) All of the answer choices B) question the reasoning behind the explanations. C) evaluate the evidence used. D) review how the scientific methods were used.
A) if other scientists agree with them B) if their questions are useful C) if their results support their hypotheses D) if the data are correct
A) They all disagree with the results. B) They all agree with the results. C) They draw the same conclusions. D) They review evidence.
A) There is new evidence. B) There is no new evidence. C) There are no new questions. D) There results are facts.
A) Function B) Evolution C) Equilibrium D) Cycle
A) Hypothesis B) Theory C) Fact D) Trade-off
A) Pros B) Benefits C) Cons D) Trade-off
A) fact B) theory C) hypothesis D) measurement
A) law B) theory C) hypothesis D) fact
A) The texture was rough. B) The shape was circular C) The car traveled at 70 miles per hour D) The flower is red.
A) The water was 65 degrees C. B) The texture was smooth C) There were 6 sides on the shape D) The plant stood 6 cm tall.
A) interaction B) input C) output D) component
A) classification B) interaction C) evolution D) equilibrium
A) If people listen to music while working then they will work faster because music is like magic 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) 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) 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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 be shorter because they get more nutrients.
A) 3 B) 4 C) 1 D) 2
A) I will 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 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 string is longer then swing time will be slower because the pendulum will have to travel further. B) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) False B) True
A) Controlled variable B) Controlled experiment C) Hypothesis D) Variable
A) dependant variable B) conclusion C) hypothesis D) controlled variable
A) hypothesis B) dependant variable C) controlled experiment D) conclusion
A) both of the answer choices B) constants C) controlled variables D) none of the answer choices
A) manipulated variable B) both of the answer choices C) none of the answer choices D) independant variable
A) both of the answer choices B) dependent variable C) none of the answer choices D) constant
A) none of the answer choices B) both of the answer choices C) independant variable D) dependant variable
A) both of the answer choices B) none of the answer choices C) dependant variable D) responding variable
A) both of the answer choices B) manipulated variable C) dependant variable D) none of the answer choices
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 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 am I measuring? 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) a reproducible procedure B) a small sample size C) multiple trials D) a control
A) analyze data B) develop a procedure C) make a conclusion D) collect evidence
A) 10-15 snails B) more than 15 snails C) 2-5 snails D) 5-10 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) a raw carrot is hard to chew, and it makes his teeth hurt. D) carrots take a long time to peel, and he doesn’ t like peeling them.
A) a. time of day B) c. none of the above C) both a and b D) b. noise levels
A) both a and b B) neither a or b C) b. time D) a. distance
A) by increasing the amount of water B) by increasing the number of days C) by increasing the amount of the salt in the water. D) by increasing the number of plants
A) qualitative data B) unreliable data C) quantitative data D) control data
A) each person is different, so concluions can only be made about individual people. B) people vary in their responses, but general conclusions can be made. C) people are all the same, and general conclusions can be made. D) no conclusions can be made about 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 mathematical model B) a physical model C) a climate model D) a conceptual model
A) conceptual model. B) global model. C) physical model. D) mathematical model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) an astronomical model B) a mathematical model C) a physical model D) a conceptual model
A) an inquiry B) a debate theory C) a question D) a model
A) a telescopic model B) a mathematical model C) a physical model D) a conceptual model
A) The models are on a disk. B) The models have numbers. 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 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) Its units are based on objects that vary in size. B) It can be used by scientists everywhere. C) It preserves the system used in England long ago. D) It uses the smallest possible numbers.
A) meters. B) liters. C) square units. D) centimeters.
A) meter. B) kilogram. C) metric ton. D) cubic meter.
A) It allows scientists everywhere to share and compare data. B) It reduces the variables in mathematical climate models. C) It does not use fractions or decimals. D) It provides a system that can be used only by scientists.
A) a kilogram B) a meter C) a gram D) a cubic meter
A) multiply length times width times height. B) multiply length times width. C) divide mass by volume. D) use a thermometer.
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) All scientists can use them. B) They are not in English. C) They are always correct. D) No scientists can use them.
A) area B) region C) mass D) volume
A) B) observation B) theory C) law D) hypothesis
A) an observation. B) a law. C) a theory D) a hypothesis.
A) adding food color to see how far the salt penetrates the plants B) h cooling the salt water before watering 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) amounts of sugar used D) amount of water used
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes D) Amount of antifreeze added to the water
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 graduated cylinder B) An electronic light meter C) A triple-beam balance D) A spring scale
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) because there can only be one correct theory C) that research and observations support the theory D) to obtain funding for the research
A) To keep a healthy population of adult fish B) To have enough fish for zoo aquariums C) To have people spend more money on fishing D) To keep other game fish species populations low
A) Pan balance B) Binoculars C) pH paper D) Microscope
A) The efficiency of solar technology used in that state B) The number of sunny days per year and the amount of solar power used per year C) The percentage of days that have enough sunlight to power a solar water heater D) The location and type of solar cells used in that state |