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 D) outdated evidence.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