A) All of the explanations are natural. B) The length of day is caused by Appollo riding his chariot into the sky. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis.
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) lightning B) A trick in a magic show. C) the change of the moon’s shape during the month D) A solar eclipse.
A) a) Characteristic B) Both a and b C) c) Form D) b) Property
A) Theory B) Law C) Fact D) Hypothesis
A) Controlled experiment B) Data C) Variable D) Procedure
A) Unifying B) System C) Proportion D) Function
A) law B) synopsis C) hypothesis. D) fact
A) communicate results. B) ask a question. C) simplify data. D) test a hypothesis.
A) forming expectations. B) accepting investigation results. C) asking questions. about observations D) summarizing research.
A) review evidence. B) change results. C) prove evidence. D) focus an investigation.
A) prove evidence. B) change results. C) draw conclusions. D) focus an investigation.
A) a closed case. B) new evidence. C) outdated evidence. D) a repeated question.
A) numerical order B) chronological order C) They do not follow a set order. D) alphabetical order
A) many variables at once. B) complex data C) conflicting data. D) ne variable at a time.
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
A) forming a hypothesis. B) asking a question. C) testing a hypothesis. D) drawing conclusions.
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) communicating results D) analyzing data
A) concept B) model C) theory. D) investigation
A) is not useful in predicting the future. B) is often used to explain scientific models. C) ties together many hypotheses and observations. D) is a single hypothesis.
A) review how the scientific methods were used. B) All of the answer choices C) question the reasoning behind the explanations. D) evaluate the evidence used.
A) if their questions are useful B) if their results support their hypotheses C) if the data are correct D) if other scientists agree with them
A) They all agree with the results. B) They draw the same conclusions. C) They review evidence. D) They all disagree with the results.
A) There results are facts. B) There is no new evidence. C) There are no new questions. D) There is new evidence.
A) Equilibrium B) Evolution C) Cycle D) Function
A) Fact B) Trade-off C) Hypothesis D) Theory
A) Cons B) Benefits C) Trade-off D) Pros
A) fact B) theory C) measurement D) hypothesis
A) law B) hypothesis C) fact D) theory
A) The flower is red. B) The shape was circular C) The texture was rough. D) The car traveled at 70 miles per hour
A) The plant stood 6 cm tall. B) The texture was smooth C) The water was 65 degrees C. D) There were 6 sides on the shape
A) interaction B) component C) output D) input
A) interaction B) equilibrium C) classification 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 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 be shorter because they get more nutrients. B) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. C) 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. D) 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.
A) 4 B) 2 C) 1 D) 3
A) I predict that I will catch better with my left hand 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) If I try to catch the ball then it might be better with my right because I am right handed. D) I will catch the ball more times with my left hand because I am left 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) 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 string is longer then swing time will be slower because the pendulum will have to travel further.
A) True B) False
A) False B) True
A) False B) True
A) False B) True
A) Controlled experiment B) Hypothesis C) Controlled variable D) Variable
A) conclusion B) controlled variable C) dependant variable D) hypothesis
A) controlled experiment B) hypothesis C) dependant variable D) conclusion
A) none of the answer choices B) both of the answer choices C) constants D) controlled variables
A) both of the answer choices B) manipulated variable C) independant variable D) none of the answer choices
A) dependent variable B) both of the answer choices C) constant D) none of the answer choices
A) dependant variable B) both of the answer choices 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 change? or What am I testing? C) What do I keep the same?
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 do I change? or What am I testing? 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 change? or What am I testing? B) What do I keep the same? C) What am I measuring?
A) multiple trials B) a reproducible procedure C) a control D) a small sample size
A) collect evidence B) analyze data C) make a conclusion D) develop a procedure
A) 5-10 snails B) more than 15 snails C) 10-15 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) c. none of the above B) a. time of day C) b. noise levels D) both a and b
A) a. distance B) b. time C) both a and b D) neither a or b
A) by increasing the number of days B) by increasing the amount of water C) by increasing the amount of the salt in the water. D) by increasing the number of plants
A) qualitative data B) quantitative data C) control data D) unreliable data
A) people vary in their responses, but general conclusions can be made. B) people are all the same, and general conclusions can be made. C) no conclusions can be made about people D) each person is different, so concluions can only be made about individual people.
A) to replace real things in the natural world B) to help us understand the natural world C) to explain or analyze something in detail D) to help explain theories
A) a physical model B) a mathematical model C) a climate model D) a conceptual model
A) mathematical model. B) global model. C) conceptual model. D) physical model.
A) choose the right model. B) measure the model. C) take apart the model. D) visualize the model.
A) a mathematical model B) a conceptual model C) a physical model D) an astronomical model
A) a debate theory B) a question C) an inquiry D) a model
A) a telescopic model B) a conceptual model C) a physical model D) a mathematical model
A) The models have numbers. B) The models have many pages. C) The models have many variables. D) The models are on a disk.
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 Venn diagram would best display the information, because it shows the relationship between the languages. D) A line graph would best display the information, because it shows trends clearly.
A) It uses the smallest possible numbers. B) Its units are based on objects that vary in size. C) It preserves the system used in England long ago. D) It can be used by scientists everywhere.
A) liters. B) centimeters. C) meters. D) square units.
A) kilogram. B) metric ton. C) meter. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It does not use fractions or decimals. 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) use a thermometer. B) multiply length times width. C) divide mass by volume. D) multiply length times width times height.
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) All scientists can use them. B) They are not in English. C) No scientists can use them. D) They are always correct.
A) mass B) region C) area D) volume
A) hypothesis B) theory C) law D) B) observation
A) a law. B) a theory C) a hypothesis. 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) amount of water used B) amount of time stirring C) temperature of the water D) amounts of sugar used
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes D) Amount of antifreeze added to the water
A) An electronic light meter B) A graduated cylinder C) A spring scale D) A triple-beam balance
A) Observe and record the time for each ice cube to completely change to a liquid. B) Determine the volume of liquid water made by each ice cube. C) Identify and record the temperature of each ice cube before each trial. D) Measure and compare the volume of the pot and the microwave.
A) that research and observations support the theory B) to obtain funding for the research 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 number of sunny days per year and the amount of solar power used per year B) The percentage of days that have enough sunlight to power a solar water heater C) The efficiency of solar technology used in that state D) The location and type of solar cells used in that state |