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) Do red grapes taste better than green grapes? B) Are demons responsible for my car not working? C) Are there more people who like red grapes than green grapes? D) Does voodoo magic cause people to get sick in parts of Africa?
A) lightning B) A solar eclipse. C) the change of the moon’s shape during the month D) A trick in a magic show.
A) c) Form B) a) Characteristic C) b) Property D) Both a and b
A) Law B) Fact C) Hypothesis D) Theory
A) Controlled experiment B) Procedure C) Variable D) Data
A) System B) Unifying C) Function D) Proportion
A) law B) hypothesis. C) fact D) synopsis
A) test a hypothesis. B) ask a question. C) simplify data. D) communicate results.
A) asking questions. about observations B) summarizing research. C) forming expectations. D) accepting investigation results.
A) prove evidence. B) focus an investigation. C) change results. D) review evidence.
A) change results. B) focus an investigation. C) draw conclusions. D) prove evidence.
A) a closed case. B) outdated evidence. C) a repeated question. D) new evidence.
A) alphabetical order B) chronological order C) numerical order D) They do not follow a set order.
A) conflicting data. B) complex data C) many variables at once. D) ne variable at a time.
A) investigate a question. B) prove a theory. C) change data. D) analyze data.
A) forming a hypothesis. B) asking a question. C) drawing conclusions. D) testing a hypothesis.
A) They can honor scientists for their achievements. B) They can include the information in science textbooks. C) They can review evidence to investigate further. D) They can make scientific laws based on new discoveries.
A) communicating results B) analyzing data C) asking questions D) drawing conclusions
A) concept B) investigation C) model D) theory.
A) is not useful in predicting the future. B) is a single hypothesis. C) is often used to explain scientific models. D) ties together many hypotheses and observations.
A) All of the answer choices B) review how the scientific methods were used. C) evaluate the evidence used. D) question the reasoning behind the explanations.
A) if the data are correct B) if other scientists agree with them C) if their questions are useful D) if their results support their hypotheses
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 results are facts. B) There is new evidence. C) There are no new questions. D) There is no new evidence.
A) Equilibrium B) Function C) Cycle D) Evolution
A) Trade-off B) Fact C) Hypothesis D) Theory
A) Trade-off B) Pros C) Benefits D) Cons
A) fact B) hypothesis C) measurement D) theory
A) theory B) fact C) law D) hypothesis
A) The car traveled at 70 miles per hour B) The shape was circular C) The texture was rough. D) The flower is red.
A) The texture was smooth B) The water was 65 degrees C. C) There were 6 sides on the shape D) The plant stood 6 cm tall.
A) output B) input C) component D) interaction
A) classification B) equilibrium C) interaction D) evolution
A) I predict that people who listen to music will work faster because they will be more motivated. B) If people listen to music while working then they will work faster because music is like magic 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 gets more sunlight then the group that got more sunlight 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 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) 1 B) 3 C) 2 D) 4
A) If I try to catch the ball then it might be better with my right because I am right 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) I will catch the ball more times with my left hand because I am left handed.
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) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. C) If the string is shorter then the swing time will also be shorter. D) If the string is longer then swing time will be slower because the pendulum will have to travel further.
A) False B) True
A) False B) True
A) True B) False
A) True B) False
A) Hypothesis B) Variable C) Controlled experiment D) Controlled variable
A) dependant variable B) controlled variable C) conclusion D) hypothesis
A) controlled experiment B) hypothesis C) conclusion D) dependant variable
A) controlled variables B) both of the answer choices C) none of the answer choices D) constants
A) both of the answer choices B) none of the answer choices C) independant variable D) manipulated variable
A) none of the answer choices B) dependent variable C) both of the answer choices D) constant
A) both of the answer choices B) dependant variable C) none of the answer choices D) independant variable
A) dependant variable B) none of the answer choices C) both of the answer choices D) responding variable
A) dependant variable B) manipulated variable C) none of the answer choices D) both 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 keep the same? B) What am I measuring? 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 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) multiple trials B) a control C) a reproducible procedure D) a small sample size
A) develop a procedure B) analyze data C) collect evidence D) make a conclusion
A) more than 15 snails B) 10-15 snails C) 5-10 snails D) 2-5 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) b. noise levels B) both a and b C) a. time of day D) c. none of the above
A) neither a or b B) b. time C) both a and b D) a. distance
A) by increasing the amount of the salt in the water. B) by increasing the amount of water C) by increasing the number of plants D) by increasing the number of days
A) control data B) quantitative data C) qualitative data D) unreliable data
A) each person is different, so concluions can only be made about individual people. B) people vary in their responses, but general conclusions can be made. C) no conclusions can be made about people 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 mathematical model B) a conceptual model C) a physical model D) a climate model
A) conceptual model. B) global model. C) physical model. D) mathematical model.
A) measure the model. B) visualize the model. C) take apart the model. D) choose the right model.
A) a mathematical model B) a physical model C) a conceptual model D) an astronomical model
A) a model B) an inquiry C) a debate theory D) a question
A) a mathematical model B) a physical model C) a conceptual model D) a telescopic model
A) The models are on a disk. B) The models have numbers. C) The models have many variables. D) The models have many pages.
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 preserves the system used in England long ago. B) It can be used by scientists everywhere. C) It uses the smallest possible numbers. D) Its units are based on objects that vary in size.
A) meters. B) centimeters. C) liters. D) square units.
A) meter. B) metric ton. C) kilogram. D) cubic meter.
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 gram C) a kilogram D) a meter
A) multiply length times width times height. B) divide mass by volume. C) use a thermometer. D) multiply length times width.
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 not in English. B) All scientists can use them. C) No scientists can use them. D) They are always correct.
A) area B) region C) volume D) mass
A) B) observation B) hypothesis C) law D) theory
A) a theory B) a hypothesis. C) a law. D) an observation.
A) watering half the plants with pure water and half with salt water B) g increasing the amount of salt added to the water each day C) h cooling the salt water before watering the plants D) adding food color to see how far the salt penetrates the plants
A) temperature of the water B) amount of water used C) amounts of sugar used D) amount of time stirring
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes 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 antifreeze added to the water C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
A) A spring scale B) A graduated cylinder C) A triple-beam balance D) An electronic light meter
A) Identify and record the temperature of each ice cube before each trial. B) Measure and compare the volume of the pot and the microwave. C) Observe and record the time for each ice cube to completely change to a liquid. D) Determine the volume of liquid water made by each ice cube.
A) to gain recognition as a great scientist B) to obtain funding for the research C) because there can only be one correct theory 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) Microscope B) pH paper C) Pan balance D) Binoculars
A) The percentage of days that have enough sunlight to power a solar water heater B) The efficiency of solar technology used in that state 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 |