A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) The length of day is caused by Appollo riding his chariot into the sky. C) All of the explanations are natural. 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) Are demons responsible for my car not working? C) Does voodoo magic cause people to get sick in parts of Africa? D) Are there more people who like red grapes than green grapes?
A) A solar eclipse. B) A trick in a magic show. C) the change of the moon’s shape during the month D) lightning
A) b) Property B) c) Form C) Both a and b D) a) Characteristic
A) Hypothesis B) Theory C) Fact D) Law
A) Variable B) Controlled experiment C) Data D) Procedure
A) Proportion B) Function C) System D) Unifying
A) synopsis B) law C) hypothesis. D) fact
A) simplify data. B) ask a question. C) communicate results. D) test a hypothesis.
A) accepting investigation results. B) summarizing research. C) asking questions. about observations D) forming expectations.
A) change results. B) focus an investigation. C) review evidence. D) prove evidence.
A) change results. B) prove evidence. C) draw conclusions. D) focus an investigation.
A) new evidence. B) a repeated question. C) outdated evidence. D) a closed case.
A) numerical order B) They do not follow a set order. C) chronological order D) alphabetical order
A) conflicting data. B) ne variable at a time. C) complex data D) many variables at once.
A) prove a theory. B) investigate a question. C) change data. D) analyze data.
A) drawing conclusions. B) testing a hypothesis. C) forming a hypothesis. D) asking a question.
A) They can make scientific laws based on new discoveries. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can include the information in science textbooks.
A) analyzing data B) asking questions C) communicating results D) drawing conclusions
A) theory. B) investigation C) model D) concept
A) ties together many hypotheses and observations. B) is a single hypothesis. C) is not useful in predicting the future. D) is often used to explain scientific models.
A) evaluate the evidence used. B) review how the scientific methods were used. C) question the reasoning behind the explanations. D) All of the answer choices
A) if their questions are useful B) if their results support their hypotheses C) if the data are correct D) if other scientists agree with them
A) They all agree with the results. B) They draw the same conclusions. C) They all disagree with the results. D) They review evidence.
A) There are no new questions. B) There is no new evidence. C) There results are facts. D) There is new evidence.
A) Cycle B) Function C) Equilibrium D) Evolution
A) Theory B) Hypothesis C) Trade-off D) Fact
A) Trade-off B) Cons C) Pros D) Benefits
A) theory B) measurement C) fact D) hypothesis
A) fact B) theory C) hypothesis D) law
A) The flower is red. B) The texture was rough. C) The car traveled at 70 miles per hour D) The shape was circular
A) The plant stood 6 cm tall. B) The water was 65 degrees C. C) There were 6 sides on the shape D) The texture was smooth
A) input B) output C) component D) interaction
A) evolution B) equilibrium C) interaction D) classification
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) 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 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) 3 B) 1 C) 4 D) 2
A) I predict that I will catch better with my left hand B) I will catch the ball more times with my left hand because I am left handed. 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) If I try to catch the ball then it might be better with my right because I am right 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 string is shorter then the swing time will also be shorter. 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) True B) False
A) True B) False
A) True B) False
A) Controlled experiment B) Controlled variable C) Hypothesis D) Variable
A) conclusion B) dependant variable C) controlled variable D) hypothesis
A) conclusion B) dependant variable C) hypothesis D) controlled experiment
A) controlled variables B) constants C) both of the answer choices D) none of the answer choices
A) independant variable B) both of the answer choices C) none of the answer choices D) manipulated variable
A) none of the answer choices B) both of the answer choices C) constant D) dependent variable
A) independant variable B) dependant variable C) none of the answer choices D) both of the answer choices
A) none of the answer choices B) responding variable C) dependant variable D) both of the answer choices
A) none of the answer choices B) both of the answer choices C) dependant variable D) manipulated variable
A) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
A) What am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
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 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) a small sample size B) a reproducible procedure C) a control D) multiple trials
A) collect evidence B) develop a procedure C) analyze data D) make a conclusion
A) 2-5 snails B) 5-10 snails C) 10-15 snails D) more than 15 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) b. noise levels B) c. none of the above C) a. time of day D) both a and b
A) both a and b B) a. distance 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 plants D) by increasing the number of days
A) quantitative data B) qualitative data C) unreliable data D) control data
A) people are all the same, and general conclusions can be made. B) no conclusions can be made about people C) each person is different, so concluions can only be made about individual people. D) people vary in their responses, but general conclusions can be made.
A) to help us understand the natural world B) to replace real things in the natural world C) to help explain theories D) to explain or analyze something in detail
A) a physical model B) a conceptual model C) a climate model D) a mathematical model
A) mathematical model. B) global model. C) physical model. D) conceptual model.
A) choose the right model. B) visualize the model. C) measure the model. D) take apart the model.
A) a mathematical model B) a physical model C) an astronomical model D) a conceptual model
A) a question B) a debate theory C) an inquiry D) a model
A) a physical model B) a conceptual model C) a mathematical model D) a telescopic model
A) The models have many pages. B) The models have many variables. C) The models are on a disk. 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 line graph would best display the information, because it shows trends clearly. 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) liters. B) square units. C) meters. D) centimeters.
A) kilogram. B) metric ton. C) meter. 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 meter B) a cubic meter C) a kilogram D) a gram
A) multiply length times width. B) multiply length times width times height. C) use a thermometer. D) divide mass by volume.
A) note data in multiples of five. B) share data around the world. C) base data on many variables. D) translate data into English.
A) They are not in English. B) No scientists can use them. C) They are always correct. D) All scientists can use them.
A) area B) mass C) volume D) region
A) B) observation B) hypothesis C) theory D) law
A) a law. B) an observation. C) a theory D) a hypothesis.
A) h cooling the salt water before watering the plants B) g increasing the amount of salt added to the water each day C) adding food color to see how far the salt penetrates the plants D) watering half the plants with pure water and half with salt water
A) temperature of the water B) amounts of sugar used C) amount of time stirring D) amount of water used
A) Type of thermometer used to measure the freezing point B) Amount of antifreeze added to the water C) Temperature at which the water/antifreeze mixture freezes 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) Temperature at which the water/antifreeze mixture freezes D) Amount of antifreeze added to the water
A) A spring scale B) An electronic light meter C) A triple-beam balance D) A graduated cylinder
A) Identify and record the temperature of each ice cube before each trial. B) Measure and compare the volume of the pot and the microwave. C) Determine the volume of liquid water made by each ice cube. D) Observe and record the time for each ice cube to completely change to a liquid.
A) to gain recognition as a great scientist B) to obtain funding for the research C) that research and observations support the theory D) because there can only be one correct theory
A) To keep a healthy population of adult fish B) To have enough fish for zoo aquariums C) To keep other game fish species populations low D) To have people spend more money on fishing
A) pH paper B) Pan balance C) Microscope D) Binoculars
A) The location and type of solar cells used in that state B) The percentage of days that have enough sunlight to power a solar water heater C) The number of sunny days per year and the amount of solar power used per year D) The efficiency of solar technology used in that state |