A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) The length of day is caused by Appollo riding his chariot into the sky. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Are demons responsible for my car not working? B) Are there more people who like red grapes than green grapes? C) Does voodoo magic cause people to get sick in parts of Africa? D) Do red grapes taste better than green grapes?
A) A trick in a magic show. B) A solar eclipse. C) the change of the moon’s shape during the month D) lightning
A) Both a and b B) a) Characteristic C) c) Form D) b) Property
A) Fact B) Law C) Theory D) Hypothesis
A) Controlled experiment B) Data C) Variable D) Procedure
A) System B) Function C) Unifying D) Proportion
A) law B) synopsis C) hypothesis. D) fact
A) communicate results. B) test a hypothesis. C) ask a question. D) simplify data.
A) accepting investigation results. B) asking questions. about observations C) forming expectations. D) summarizing research.
A) review evidence. B) focus an investigation. C) prove evidence. D) change results.
A) draw conclusions. B) prove evidence. C) change results. D) focus an investigation.
A) a repeated question. B) a closed case. C) new evidence. D) outdated evidence.
A) They do not follow a set order. B) alphabetical order C) chronological order D) numerical order
A) complex data B) many variables at once. C) ne variable at a time. D) conflicting data.
A) investigate a question. B) change data. C) analyze data. D) prove a theory.
A) forming a hypothesis. B) drawing conclusions. C) asking a question. D) testing a hypothesis.
A) They can include the information in science textbooks. B) They can review evidence to investigate further. C) They can make scientific laws based on new discoveries. D) They can honor scientists for their achievements.
A) drawing conclusions B) analyzing data C) communicating results D) asking questions
A) concept B) model C) theory. D) investigation
A) ties together many hypotheses and observations. B) is often used to explain scientific models. C) is not useful in predicting the future. D) is a single hypothesis.
A) review how the scientific methods were used. B) All of the answer choices C) evaluate the evidence used. D) question the reasoning behind the explanations.
A) if their results support their hypotheses B) if the data are correct C) if their questions are useful D) if other scientists agree with them
A) They all disagree with the results. B) They draw the same conclusions. C) They review evidence. D) They all agree with the results.
A) There are no new questions. B) There is no new evidence. C) There is new evidence. D) There results are facts.
A) Function B) Evolution C) Equilibrium D) Cycle
A) Hypothesis B) Theory C) Fact D) Trade-off
A) Pros B) Trade-off C) Benefits D) Cons
A) theory B) hypothesis C) fact D) measurement
A) hypothesis B) theory C) fact D) law
A) The car traveled at 70 miles per hour B) The flower is red. C) The texture was rough. D) The shape was circular
A) The water was 65 degrees C. B) The texture was smooth C) The plant stood 6 cm tall. D) There were 6 sides on the shape
A) input B) component C) interaction D) output
A) equilibrium B) interaction C) classification D) evolution
A) I predict that people who listen to music 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) 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 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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) 4 C) 2 D) 1
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) If I try to catch the ball then it might be better with my right because I am right handed. D) I predict that I will catch better with my left hand
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 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) False B) True
A) False B) True
A) False B) True
A) True B) False
A) Variable B) Controlled variable C) Hypothesis D) Controlled experiment
A) dependant variable B) hypothesis C) controlled variable D) conclusion
A) controlled experiment B) hypothesis C) dependant variable D) conclusion
A) none of the answer choices B) controlled variables C) constants D) both of the answer choices
A) both of the answer choices B) independant variable C) manipulated variable D) none of the answer choices
A) both of the answer choices B) none of the answer choices C) dependent variable D) constant
A) none of the answer choices B) dependant variable C) both of the answer choices D) independant variable
A) dependant variable B) both of the answer choices C) responding variable D) none of the answer choices
A) manipulated variable B) dependant variable C) both of the answer choices D) none of the answer choices
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 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 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 control B) a reproducible procedure C) a small sample size D) multiple trials
A) analyze data B) collect evidence C) make a conclusion D) develop a procedure
A) 10-15 snails B) more than 15 snails C) 5-10 snails D) 2-5 snails
A) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. 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) a raw carrot is hard to chew, and it makes his teeth hurt.
A) both a and b B) a. time of day C) c. none of the above D) b. noise levels
A) b. time B) a. distance C) neither a or b D) both a and b
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) unreliable data B) qualitative data C) control data D) quantitative 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 replace real things in the natural world B) to explain or analyze something in detail C) to help us understand the natural world D) to help explain theories
A) a mathematical model B) a conceptual model C) a climate model D) a physical model
A) global model. B) physical model. C) mathematical model. D) conceptual model.
A) visualize the model. B) measure the model. C) choose the right model. D) take apart the model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) a model B) a question C) a debate theory D) an inquiry
A) a mathematical model B) a conceptual model C) a telescopic model D) a physical model
A) The models have many variables. B) The models have many pages. 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 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) It preserves the system used in England long ago. B) It uses the smallest possible numbers. C) Its units are based on objects that vary in size. D) It can be used by scientists everywhere.
A) square units. B) centimeters. C) liters. D) meters.
A) kilogram. B) meter. C) cubic meter. D) metric ton.
A) It provides a system that can be used only by scientists. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It does not use fractions or decimals.
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) share data around the world. B) base data on many variables. C) translate data into English. D) note data in multiples of five.
A) No scientists can use them. B) They are always correct. C) All scientists can use them. D) They are not in English.
A) mass B) region C) volume D) area
A) theory B) law C) B) observation D) hypothesis
A) a law. B) a theory C) an observation. D) a hypothesis.
A) h cooling the salt water before watering the plants B) watering half the plants with pure water and half with salt water C) adding food color to see how far the salt penetrates the plants D) g increasing the amount of salt added to the water each day
A) temperature of the water B) amount of water used C) amounts of sugar used D) amount of time stirring
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) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Amount of water put into a container
A) A graduated cylinder B) A triple-beam balance C) An electronic light meter D) A spring scale
A) Identify and record the temperature of each ice cube before each trial. B) Determine the volume of liquid water made by each ice cube. C) Measure and compare the volume of the pot and the microwave. D) Observe and record the time for each ice cube to completely change to a liquid.
A) because there can only be one correct theory B) to gain recognition as a great scientist C) to obtain funding for the research D) that research and observations support the theory
A) To have enough fish for zoo aquariums B) To keep other game fish species populations low C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Binoculars B) Pan balance C) Microscope D) pH paper
A) The location and type of solar cells used in that state B) The number of sunny days per year and the amount of solar power used per year C) The percentage of days that have enough sunlight to power a solar water heater D) The efficiency of solar technology used in that state |