A) All of the explanations are natural. B) The length of day is caused by Appollo riding his chariot into the sky. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. D) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Are there more people who like red grapes 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) b) Property C) a) Characteristic D) c) Form
A) Theory B) Hypothesis C) Fact D) Law
A) Procedure B) Data C) Variable D) Controlled experiment
A) System B) Proportion C) Function D) Unifying
A) law B) fact C) hypothesis. 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) prove evidence. B) review evidence. C) change results. D) focus an investigation.
A) draw conclusions. B) focus an investigation. C) change results. D) prove evidence.
A) a closed case. B) outdated evidence. C) a repeated question. D) new evidence.
A) chronological order B) numerical order C) They do not follow a set order. D) alphabetical order
A) many variables at once. B) ne variable at a time. C) complex data D) conflicting data.
A) prove a theory. B) analyze data. C) change data. D) investigate a question.
A) asking a question. B) drawing conclusions. C) forming a hypothesis. D) testing a hypothesis.
A) They can include the information in science textbooks. B) They can make scientific laws based on new discoveries. C) They can honor scientists for their achievements. D) They can review evidence to investigate further.
A) analyzing data B) communicating results C) drawing conclusions D) asking questions
A) theory. B) investigation C) concept D) model
A) is not useful in predicting the future. B) is often used to explain scientific models. C) is a single hypothesis. D) ties together many hypotheses and observations.
A) question the reasoning behind the explanations. B) All of the answer choices C) evaluate the evidence used. D) review how the scientific methods were used.
A) if their questions are useful B) if the data are correct C) if their results support their hypotheses D) if other scientists agree with them
A) They review evidence. B) They draw the same conclusions. C) They all disagree with the results. D) They all agree with the results.
A) There are no new questions. B) There is new evidence. C) There results are facts. D) There is no new evidence.
A) Equilibrium B) Evolution C) Function D) Cycle
A) Theory B) Trade-off C) Hypothesis D) Fact
A) Pros B) Benefits C) Cons D) Trade-off
A) fact B) measurement C) hypothesis D) theory
A) theory B) fact C) law D) hypothesis
A) The shape was circular B) The texture was rough. C) The flower is red. D) The car traveled at 70 miles per hour
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) interaction B) output C) input D) component
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) 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) 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) 1 B) 4 C) 3 D) 2
A) 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 B) If I try to catch the ball then it might be better with my right because I am right handed. C) I will 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 string is shorter then the swing time will also be shorter. B) If the string is longer then swing time will be slower because the pendulum will have to travel further. C) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) True B) False
A) True B) False
A) True B) False
A) Variable B) Controlled variable C) Hypothesis D) Controlled experiment
A) dependant variable B) controlled variable C) hypothesis D) conclusion
A) controlled experiment B) conclusion C) dependant variable D) hypothesis
A) both of the answer choices B) controlled variables C) none of the answer choices D) constants
A) manipulated variable B) independant variable C) both of the answer choices D) none of the answer choices
A) both of the answer choices B) dependent variable C) none of the answer choices D) constant
A) independant 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) responding 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 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 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 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) a small sample size B) multiple trials C) a reproducible procedure D) a control
A) make a conclusion B) develop a procedure C) analyze data D) collect evidence
A) 10-15 snails B) 2-5 snails C) more than 15 snails D) 5-10 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) b. time B) neither a or b C) both a and b D) a. distance
A) by increasing the number of days B) by increasing the number of plants C) by increasing the amount of the salt in the water. D) by increasing the amount of water
A) quantitative data B) qualitative data C) control data D) unreliable data
A) people are all the same, and general conclusions can be made. 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) no conclusions can be made about people
A) to explain or analyze something in detail B) to help us understand the natural world C) to help explain theories D) to replace real things in the natural world
A) a climate model B) a physical model C) a mathematical model D) a conceptual model
A) conceptual model. B) global model. C) mathematical model. D) physical model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) an inquiry B) a debate theory C) a model D) a question
A) a physical model B) a conceptual model C) a telescopic model D) a mathematical model
A) The models have many pages. B) The models are on a disk. C) The models have numbers. 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 Venn diagram would best display the information, because it shows the relationship between the languages. C) A circle graph would best display the information, because it allows you to compare the different categories to the whole. D) A line graph would best display the information, because it shows trends clearly.
A) It can be used by scientists everywhere. B) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It preserves the system used in England long ago.
A) centimeters. B) square units. C) meters. D) liters.
A) kilogram. B) cubic meter. C) meter. D) metric ton.
A) It reduces the variables in mathematical climate models. B) It provides a system that can be used only by scientists. C) It does not use fractions or decimals. D) It allows scientists everywhere to share and compare data.
A) a kilogram B) a cubic meter C) a meter D) a gram
A) multiply length times width times height. B) multiply length times width. C) divide mass by volume. D) use a thermometer.
A) translate data into English. B) share data around the world. 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) region B) area C) volume D) mass
A) hypothesis B) law C) theory D) B) observation
A) an observation. B) a theory C) a hypothesis. D) a law.
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) amount of time stirring B) temperature of the water C) amount of water used D) amounts of sugar used
A) Type of thermometer used to measure the freezing point B) Amount of antifreeze added to the water C) Amount of water put into a container D) Temperature at which the water/antifreeze mixture freezes
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) 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) Observe and record the time for each ice cube to completely change to a liquid. D) Measure and compare the volume of the pot and the microwave.
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 keep other game fish species populations low B) To have enough fish for zoo aquariums C) To have people spend more money on fishing D) To keep a healthy population of adult fish
A) Binoculars B) pH paper C) Pan balance D) Microscope
A) The efficiency of solar technology used in that state B) The percentage of days that have enough sunlight to power a solar water heater C) The location and type of solar cells used in that state D) The number of sunny days per year and the amount of solar power used per year |