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 C) outdated evidence.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