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 B) outdated evidence.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