A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) All of the explanations are natural. C) The length of day is caused by Appollo riding his chariot into the sky. D) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis.
A) Do red grapes taste better 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) Are there more people who like red grapes than green grapes?
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) b) Property B) Both a and b C) c) Form D) a) Characteristic
A) Hypothesis B) Law C) Fact D) Theory
A) Controlled experiment B) Data C) Procedure D) Variable
A) Function B) Proportion C) System D) Unifying
A) hypothesis. B) fact C) law D) synopsis
A) ask a question. B) communicate results. C) simplify data. D) test a hypothesis.
A) asking questions. about observations B) summarizing research. C) accepting investigation results. D) forming expectations.
A) focus an investigation. B) prove evidence. C) change results. D) review evidence.
A) draw conclusions. B) focus an investigation. C) change results. D) prove evidence.
A) a repeated question. B) outdated evidence. C) a closed case. D) new evidence.
A) numerical order B) alphabetical order C) chronological order D) They do not follow a set order.
A) complex data B) ne variable at a time. C) conflicting data. D) many variables at once.
A) analyze data. B) investigate a question. C) prove a theory. D) change data.
A) testing a hypothesis. B) drawing conclusions. C) asking a question. D) forming a hypothesis.
A) They can include the information in science textbooks. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can make scientific laws based on new discoveries.
A) asking questions B) analyzing data C) drawing conclusions D) communicating results
A) investigation B) concept C) theory. D) model
A) is a single hypothesis. B) is not useful in predicting the future. C) ties together many hypotheses and observations. D) is often used to explain scientific models.
A) evaluate the evidence used. B) review how the scientific methods were used. C) All of the answer choices D) question the reasoning behind the explanations.
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 draw the same conclusions. B) They all disagree with the results. C) They all agree with the results. D) They review evidence.
A) There results are facts. B) There is no new evidence. C) There is new evidence. D) There are no new questions.
A) Evolution B) Cycle C) Function D) Equilibrium
A) Theory B) Hypothesis C) Trade-off D) Fact
A) Pros B) Cons C) Trade-off D) Benefits
A) fact B) hypothesis C) measurement D) theory
A) fact B) hypothesis C) law D) theory
A) The texture was rough. B) The flower is red. C) The shape was circular D) The car traveled at 70 miles per hour
A) The texture was smooth B) The plant stood 6 cm tall. C) The water was 65 degrees C. D) There were 6 sides on the shape
A) interaction B) component C) output D) input
A) classification B) equilibrium C) evolution D) interaction
A) 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. 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) I predict that people who listen to music will work faster because they will be more motivated.
A) 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. 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 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow.
A) 1 B) 3 C) 2 D) 4
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 length of the string changes then swing time might be longer or shorter because you will change the length of string. 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 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) False B) True
A) True B) False
A) False B) True
A) True B) False
A) Controlled experiment B) Controlled variable C) Hypothesis D) Variable
A) controlled variable B) conclusion C) dependant variable D) hypothesis
A) conclusion B) dependant variable C) controlled experiment D) hypothesis
A) controlled variables B) constants C) none of the answer choices D) both of the answer choices
A) manipulated variable B) independant variable C) none of the answer choices D) both of the answer choices
A) constant B) both of the answer choices C) dependent variable D) none of the answer choices
A) none of the answer choices B) dependant variable C) independant variable D) both of the answer choices
A) both of the answer choices B) dependant variable C) none of the answer choices D) responding variable
A) dependant variable B) none of the answer choices C) manipulated variable D) both of the answer choices
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 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 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 do I keep the same? C) What am I measuring?
A) a small sample size B) a control C) multiple trials D) a reproducible procedure
A) collect evidence B) develop a procedure C) analyze data D) make a conclusion
A) 5-10 snails B) 10-15 snails C) 2-5 snails D) more than 15 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots take a long time to peel, and he doesn’ t like peeling them. 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) c. none of the above B) a. time of day C) b. noise levels D) both a and b
A) a. distance B) neither a or b C) b. time D) both a and b
A) by increasing the amount of water B) by increasing the number of plants C) by increasing the amount of the salt in the water. D) by increasing the number of days
A) unreliable data B) qualitative data C) quantitative data D) control data
A) people vary in their responses, but general conclusions can be made. B) no conclusions can be made about people C) people are all the same, and 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 explain or analyze something in detail C) to help explain theories D) to help us understand the natural world
A) a physical model B) a mathematical model C) a climate model D) a conceptual model
A) mathematical model. B) global model. C) physical model. D) conceptual model.
A) visualize the model. B) take apart the model. C) choose the right model. D) measure the model.
A) an astronomical model B) a conceptual model C) a mathematical model D) a physical model
A) an inquiry B) a debate theory C) a model D) a question
A) a mathematical model B) a physical model C) a conceptual model D) a telescopic model
A) The models are on a disk. B) The models have many pages. C) The models have many variables. D) The models have numbers.
A) A Venn diagram would best display the information, because it shows the relationship between the languages. B) A circle graph would best display the information, because it allows you to compare the different categories to the whole. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A line graph would best display the information, because it shows trends clearly.
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) square units. B) centimeters. C) meters. D) liters.
A) metric ton. B) meter. C) kilogram. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It allows scientists everywhere to share and compare data. C) It does not use fractions or decimals. D) It provides a system that can be used only by scientists.
A) a gram B) a kilogram C) a meter D) a cubic meter
A) divide mass by volume. B) multiply length times width. C) use a thermometer. D) multiply length times width times height.
A) base data on many variables. B) translate data into English. C) note data in multiples of five. D) share data around the world.
A) All scientists can use them. B) No scientists can use them. C) They are not in English. D) They are always correct.
A) mass B) region C) volume D) area
A) hypothesis B) B) observation C) law D) theory
A) an observation. B) a theory C) a law. D) a hypothesis.
A) h cooling the salt water before watering the plants 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) g increasing the amount of salt added to the water each day
A) amount of time stirring B) amount of water used C) amounts of sugar used D) temperature of the water
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) Amount of water put into a container B) Amount of antifreeze added to the water C) Type of thermometer used to measure the freezing point D) Temperature at which the water/antifreeze mixture freezes
A) An electronic light meter B) A triple-beam balance C) A graduated cylinder D) A spring scale
A) Measure and compare the volume of the pot and the microwave. 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) Identify and record the temperature of each ice cube before each trial.
A) that research and observations support the theory B) to gain recognition as a great scientist C) because there can only be one correct theory D) to obtain funding for the research
A) To have people spend more money on fishing B) To keep other game fish species populations low C) To keep a healthy population of adult fish D) To have enough fish for zoo aquariums
A) Binoculars B) Pan balance C) pH paper D) Microscope
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 |