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) Are there more people who like red grapes than green grapes? B) Are demons responsible for my car not working? C) Do red grapes taste better than green grapes? D) Does voodoo magic cause people to get sick in parts of Africa?
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) c) Form B) a) Characteristic C) Both a and b D) b) Property
A) Theory B) Hypothesis C) Fact D) Law
A) Data B) Procedure C) Controlled experiment D) Variable
A) Unifying B) Proportion C) System D) Function
A) fact B) synopsis C) law D) hypothesis.
A) test a hypothesis. B) simplify data. C) communicate results. D) ask a question.
A) accepting investigation results. B) summarizing research. C) forming expectations. D) asking questions. about observations
A) focus an investigation. B) review evidence. C) prove evidence. D) change results.
A) focus an investigation. B) change results. C) prove evidence. D) draw conclusions.
A) new evidence. B) outdated evidence. C) a closed case. D) a repeated question.
A) numerical order B) alphabetical order C) They do not follow a set order. D) chronological order
A) complex data B) many variables at once. C) conflicting data. D) ne variable at a time.
A) analyze data. B) change data. C) investigate a question. D) prove a theory.
A) testing a hypothesis. B) drawing conclusions. C) forming a hypothesis. D) asking a question.
A) They can honor scientists for their achievements. B) They can make scientific laws based on new discoveries. C) They can review evidence to investigate further. D) They can include the information in science textbooks.
A) drawing conclusions B) asking questions C) analyzing data D) communicating results
A) theory. B) model C) concept D) investigation
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) evaluate the evidence used. C) All of the answer choices D) review how the scientific methods were used.
A) if the data are correct B) if their questions are useful C) if other scientists agree with them D) if their results support their hypotheses
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 results are facts. B) There is no new evidence. C) There are no new questions. D) There is new evidence.
A) Cycle B) Evolution C) Equilibrium D) Function
A) Theory B) Hypothesis C) Fact D) Trade-off
A) Pros B) Trade-off C) Benefits D) Cons
A) theory B) measurement C) hypothesis D) fact
A) hypothesis B) law C) theory D) fact
A) The texture was rough. B) The car traveled at 70 miles per hour C) The flower is red. D) The shape was circular
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) output B) interaction C) component D) input
A) interaction B) classification C) equilibrium D) evolution
A) I predict that people who listen to music will work faster because they will be more motivated. B) If the beat to the music is fast then they c. will work faster because they will be more motivated. C) If people listen to music while working then they will work faster because music is like magic 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) 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 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) 2 B) 4 C) 1 D) 3
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 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 predict that I will catch better with my left hand D) If I try to catch the ball then it might be better with my right because I am right 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 longer then swing time will be slower because the pendulum will have to travel further. D) If the string is shorter then the swing time will also be shorter.
A) False B) True
A) True B) False
A) False B) True
A) False B) True
A) Controlled variable B) Controlled experiment C) Variable D) Hypothesis
A) hypothesis B) conclusion C) controlled variable D) dependant variable
A) conclusion B) hypothesis C) controlled experiment D) dependant variable
A) controlled variables B) none of the answer choices C) both of the answer choices D) constants
A) both of the answer choices B) manipulated variable C) none of the answer choices D) independant variable
A) none of the answer choices B) dependent variable C) constant D) both of the answer choices
A) none of the answer choices B) both of the answer choices C) independant variable D) dependant variable
A) none of the answer choices B) dependant variable C) responding variable D) both of the answer choices
A) both of the answer choices B) manipulated variable C) dependant variable D) none 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 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 change? or What am I testing? B) What do I keep the same? 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 am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
A) a reproducible procedure B) a control C) multiple trials D) a small sample size
A) collect evidence B) develop a procedure C) make a conclusion D) analyze data
A) 5-10 snails B) 10-15 snails C) more than 15 snails D) 2-5 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. 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) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) b. noise levels B) both a and b C) a. time of day D) c. none of the above
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the number of days B) by increasing the amount of water C) by increasing the number of plants D) by increasing the amount of the salt in the water.
A) control data B) unreliable data C) qualitative data D) quantitative data
A) each person is different, so concluions can only be made about individual people. B) people are all the same, and general conclusions can be made. C) no conclusions can be made about people 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 mathematical model B) a conceptual model C) a physical model D) a climate model
A) mathematical model. B) physical model. C) global model. D) conceptual model.
A) choose the right model. B) visualize the model. C) take apart the model. D) measure the model.
A) a mathematical model B) an astronomical model C) a physical model D) a conceptual model
A) a model B) a debate theory C) a question D) an inquiry
A) a telescopic model B) a conceptual model C) a mathematical model D) a physical model
A) The models have many pages. B) The models have numbers. C) The models are on a disk. D) The models have many variables.
A) A bar graph would best display the information, because it allows you to compare categories quickly. B) A circle graph would best display the information, because it allows you to compare the different categories to the whole. C) A Venn diagram would best display the information, because it shows the relationship between the languages. D) A line graph would best display the information, because it shows trends clearly.
A) It preserves the system used in England long ago. B) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It can be used by scientists everywhere.
A) meters. B) centimeters. C) liters. D) square units.
A) kilogram. B) metric ton. C) cubic meter. D) meter.
A) It provides a system that can be used only by scientists. B) It does not use fractions or decimals. C) It allows scientists everywhere to share and compare data. D) It reduces the variables in mathematical climate models.
A) a kilogram B) a gram C) a cubic meter D) a meter
A) multiply length times width. B) use a thermometer. C) divide mass by volume. D) multiply length times width times height.
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) They are always correct. B) All scientists can use them. C) No scientists can use them. D) They are not in English.
A) volume B) area C) mass D) region
A) theory B) B) observation C) law D) hypothesis
A) a hypothesis. B) a law. C) an observation. D) a theory
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 water used B) amounts of sugar used C) temperature of the water D) amount of time stirring
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) 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) An electronic light meter B) A triple-beam balance C) A graduated cylinder D) A spring scale
A) Observe and record the time for each ice cube to completely change to a liquid. B) Identify and record the temperature of each ice cube before each trial. C) Determine the volume of liquid water made by each ice cube. D) Measure and compare the volume of the pot and the microwave.
A) to obtain funding for the research B) to gain recognition as a great scientist C) because there can only be one correct theory D) that research and observations support the theory
A) To have people spend more money on fishing B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have enough fish for zoo aquariums
A) Binoculars B) Microscope C) Pan balance D) pH paper
A) The location and type of solar cells used in that state B) The efficiency of solar technology used in that state C) The number of sunny days per year and the amount of solar power used per year D) The percentage of days that have enough sunlight to power a solar water heater |