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 D) outdated evidence.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