A) All of the explanations are natural. 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) The length of day is caused by Appollo riding his chariot into the sky.
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 trick in a magic show. B) the change of the moon’s shape during the month C) A solar eclipse. D) lightning
A) c) Form B) Both a and b C) b) Property D) a) Characteristic
A) Fact B) Hypothesis C) Theory D) Law
A) Data B) Procedure C) Variable D) Controlled experiment
A) Unifying B) Proportion C) System D) Function
A) synopsis B) fact C) hypothesis. D) law
A) test a hypothesis. B) ask a question. C) simplify data. D) communicate results.
A) forming expectations. B) accepting investigation results. C) summarizing research. D) asking questions. about observations
A) prove evidence. B) change results. C) review evidence. D) focus an investigation.
A) prove evidence. B) draw conclusions. C) focus an investigation. D) change results.
A) new evidence. B) outdated evidence. C) a repeated question. D) a closed case.
A) chronological order B) numerical order C) alphabetical order D) They do not follow a set order.
A) ne variable at a time. B) many variables at once. C) conflicting data. D) complex data
A) investigate a question. B) analyze data. C) change data. D) prove a theory.
A) forming a hypothesis. B) asking a question. C) testing a hypothesis. D) drawing conclusions.
A) They can review evidence to investigate further. B) They can include the information in science textbooks. C) They can honor scientists for their achievements. D) They can make scientific laws based on new discoveries.
A) drawing conclusions B) communicating results C) analyzing data D) asking questions
A) investigation B) model C) theory. D) concept
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) evaluate the evidence used. B) review how the scientific methods were 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 other scientists agree with them D) if their results support their hypotheses
A) They all disagree with the results. B) They draw the same conclusions. C) They all agree with the results. D) They review evidence.
A) There is no new evidence. B) There results are facts. C) There are no new questions. D) There is new evidence.
A) Cycle B) Equilibrium C) Function D) Evolution
A) Fact B) Theory C) Trade-off D) Hypothesis
A) Cons B) Trade-off C) Benefits D) Pros
A) hypothesis B) theory C) measurement D) fact
A) theory B) law C) hypothesis D) fact
A) The flower is red. B) The shape was circular C) The car traveled at 70 miles per hour D) The texture was rough.
A) The plant stood 6 cm tall. B) The water was 65 degrees C. C) The texture was smooth D) There were 6 sides on the shape
A) interaction B) component C) input D) output
A) evolution B) classification C) equilibrium D) interaction
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 the beat to the music is fast then they c. will work faster because they will be more motivated. D) 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.
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) 1 C) 4 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) I predict that I will catch better with my left hand C) I will 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) 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 length of the string changes then swing time might be longer or shorter because you will change the length of string. 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) True B) False
A) True B) False
A) True B) False
A) Controlled variable B) Variable C) Controlled experiment D) Hypothesis
A) conclusion B) dependant variable C) controlled variable D) hypothesis
A) conclusion B) dependant variable C) hypothesis D) controlled experiment
A) constants B) controlled variables C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) manipulated variable C) independant variable D) both of the answer choices
A) dependent variable B) none of the answer choices C) constant D) both of the answer choices
A) independant variable B) dependant variable C) both of the answer choices D) none of the answer choices
A) dependant variable B) responding variable C) none of the answer choices D) both of the answer choices
A) dependant variable B) none of the answer choices C) both of the answer choices D) manipulated variable
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 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 am I measuring? 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 do I change? or What am I testing? C) What am I measuring?
A) a small sample size B) multiple trials C) a control D) a reproducible procedure
A) develop a procedure B) analyze data C) collect evidence D) make a conclusion
A) 5-10 snails B) 10-15 snails C) 2-5 snails D) more than 15 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) a raw carrot is hard to chew, and it makes his teeth hurt. 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) b. noise levels D) c. none of the above
A) b. time B) both a and b C) neither a or b D) a. distance
A) by increasing the number of days B) by increasing the number of plants C) by increasing the amount of water D) by increasing the amount of the salt in the water.
A) quantitative data B) qualitative data C) control data D) unreliable data
A) people vary in their responses, but general conclusions can be made. B) each person is different, so concluions can only be made about individual people. C) people are all the same, and general conclusions can be made. D) no conclusions can be made about people
A) to explain or analyze something in detail B) to replace real things in the natural world C) to help us understand the natural world D) to help explain theories
A) a conceptual model B) a mathematical model C) a climate model D) a physical model
A) conceptual model. B) physical model. C) mathematical model. D) global model.
A) take apart the model. B) measure the model. C) visualize the model. D) choose the right model.
A) an astronomical model B) a mathematical model C) a physical model D) a conceptual model
A) an inquiry B) a question C) a debate theory D) a model
A) a mathematical model B) a conceptual model C) a physical model D) a telescopic model
A) The models are on a disk. B) The models have numbers. C) The models have many pages. D) The models have many variables.
A) A circle graph would best display the information, because it allows you to compare the different categories to the whole. B) A bar graph would best display the information, because it allows you to compare categories quickly. C) A line graph would best display the information, because it shows trends clearly. D) A Venn diagram would best display the information, because it shows the relationship between the languages.
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) liters. C) square units. D) centimeters.
A) metric ton. B) kilogram. C) cubic meter. D) meter.
A) It does not use fractions or decimals. B) It provides a system that can be used only by scientists. C) It allows scientists everywhere to share and compare data. D) It reduces the variables in mathematical climate models.
A) a kilogram B) a cubic meter C) a gram D) a meter
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) translate data into English. C) share data around the world. D) base data on many variables.
A) They are not in English. B) All scientists can use them. C) No scientists can use them. D) They are always correct.
A) volume B) mass C) area D) region
A) hypothesis B) theory C) law D) B) observation
A) a hypothesis. B) a law. C) a theory D) an observation.
A) g increasing the amount of salt added to the water each day B) h cooling the salt water before watering the plants 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) amounts of sugar used C) amount of time stirring D) amount of water used
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Type of thermometer used to measure the freezing point
A) Amount of water put into a container B) Amount of antifreeze added to the water C) Temperature at which the water/antifreeze mixture freezes D) Type of thermometer used to measure the freezing point
A) An electronic light meter B) A spring scale C) A graduated cylinder D) A triple-beam balance
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 obtain funding for the research B) because there can only be one correct theory C) that research and observations support the theory D) to gain recognition as a great scientist
A) To keep other game fish species populations low B) To keep a healthy population of adult fish C) To have people spend more money on fishing D) To have enough fish for zoo aquariums
A) Pan balance B) pH paper C) Microscope D) Binoculars
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 |