A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. C) All of the explanations are natural. 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) Are demons responsible for my car not working? D) Do red grapes taste better than green grapes?
A) the change of the moon’s shape during the month B) A trick in a magic show. C) A solar eclipse. D) lightning
A) a) Characteristic B) b) Property C) c) Form D) Both a and b
A) Hypothesis B) Law C) Theory D) Fact
A) Procedure B) Data C) Variable D) Controlled experiment
A) Function B) System C) Unifying D) Proportion
A) synopsis B) hypothesis. C) fact D) law
A) simplify data. B) ask a question. C) communicate results. D) test a hypothesis.
A) accepting investigation results. B) forming expectations. C) summarizing research. D) asking questions. about observations
A) review evidence. B) focus an investigation. C) change results. D) prove evidence.
A) focus an investigation. B) prove evidence. C) draw conclusions. D) change results.
A) a repeated question. B) a closed case. C) new evidence. D) outdated evidence.
A) numerical order B) chronological order C) They do not follow a set order. D) alphabetical order
A) conflicting data. B) complex data C) many variables at once. D) ne variable at a time.
A) prove a theory. B) analyze data. C) change data. D) investigate a question.
A) testing a hypothesis. B) drawing conclusions. C) forming a hypothesis. D) asking a question.
A) They can include the information in science textbooks. B) They can honor scientists for their achievements. C) They can make scientific laws based on new discoveries. D) They can review evidence to investigate further.
A) communicating results B) drawing conclusions C) analyzing data D) asking questions
A) investigation B) model C) concept D) theory.
A) is often used to explain scientific models. B) is a single hypothesis. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) All of the answer choices B) question the reasoning behind the explanations. C) evaluate the evidence used. D) review how the scientific methods were used.
A) if the data are correct B) if their results support their hypotheses C) if other scientists agree with them D) if their questions are useful
A) They all agree with the results. B) They all disagree with the results. C) They draw the same conclusions. D) They review evidence.
A) There is no new evidence. B) There is new evidence. C) There are no new questions. D) There results are facts.
A) Evolution B) Equilibrium C) Function D) Cycle
A) Trade-off B) Theory C) Fact D) Hypothesis
A) Cons B) Pros C) Trade-off D) Benefits
A) theory B) hypothesis C) fact D) measurement
A) fact B) law C) theory D) hypothesis
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) There were 6 sides on the shape D) The texture was smooth
A) input B) interaction C) output D) component
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 the beat to the music is fast then they c. will work faster because they will be more motivated. C) If people listen to music while working then they will work faster because music is like magic 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) 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 grow taller 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) 3 C) 4 D) 1
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 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) False B) True
A) Controlled variable B) Variable C) Hypothesis D) Controlled experiment
A) dependant variable B) controlled variable C) conclusion D) hypothesis
A) controlled experiment B) dependant variable C) conclusion D) hypothesis
A) constants B) none of the answer choices C) controlled variables D) both of the answer choices
A) none of the answer choices B) manipulated variable C) independant variable D) both of the answer choices
A) both of the answer choices B) none of the answer choices C) constant D) dependent variable
A) none of the answer choices B) both of the answer choices C) dependant variable D) independant variable
A) both of the answer choices B) none of the answer choices C) responding variable D) dependant variable
A) none of the answer choices B) dependant variable C) both of the answer choices D) manipulated variable
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 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 am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
A) a reproducible procedure B) multiple trials C) a control D) a small sample size
A) make a conclusion B) develop a procedure C) analyze data D) collect evidence
A) 2-5 snails B) 10-15 snails C) 5-10 snails D) more than 15 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots take a long time to peel, and he doesn’ t like peeling them. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) carrots taste dry, and he doesn’t like things that taste dry.
A) b. noise levels B) c. none of the above C) a. time of day D) both a and b
A) a. distance B) b. time C) neither a or b D) both a and b
A) by increasing the number of plants B) by increasing the number of days C) by increasing the amount of water D) by increasing the amount of the salt in the water.
A) unreliable data B) quantitative data C) control data D) qualitative 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 help explain theories B) to replace real things in the natural world C) to help us understand the natural world D) to explain or analyze something in detail
A) a conceptual model B) a physical model C) a mathematical model D) a climate model
A) conceptual model. B) physical model. C) mathematical model. D) global model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) a debate theory B) a question C) an inquiry D) a model
A) a conceptual model B) a mathematical model C) a telescopic model D) a physical model
A) The models have many pages. B) The models have many variables. C) The models are on a disk. D) The models have numbers.
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 uses the smallest possible numbers. B) It can be used by scientists everywhere. C) It preserves the system used in England long ago. D) Its units are based on objects that vary in size.
A) meters. B) centimeters. C) liters. D) square units.
A) cubic meter. B) meter. C) metric ton. D) kilogram.
A) It allows scientists everywhere to share and compare data. B) It does not use fractions or decimals. C) It reduces the variables in mathematical climate models. D) It provides a system that can be used only by scientists.
A) a gram B) a meter C) a cubic meter D) a kilogram
A) use a thermometer. B) multiply length times width times height. C) divide mass by volume. D) multiply length times width.
A) translate data into English. B) share data around the world. C) base data on many variables. D) note data in multiples of five.
A) They are not in English. B) They are always correct. C) No scientists can use them. D) All scientists can use them.
A) area B) mass C) region D) volume
A) theory B) hypothesis C) law D) B) observation
A) a hypothesis. B) a theory C) a law. D) an observation.
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) amount of time stirring B) amount of water used C) temperature of the water D) amounts of sugar used
A) Amount of antifreeze added to the water B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes D) Type of thermometer used to measure the freezing point
A) Temperature at which the water/antifreeze mixture freezes B) Amount of antifreeze added to the water C) Type of thermometer used to measure the freezing point D) Amount of water put into a container
A) A graduated cylinder B) A triple-beam balance C) An electronic light meter D) A spring scale
A) Measure and compare the volume of the pot and the microwave. B) Observe and record the time for each ice cube to completely change to a liquid. C) Determine the volume of liquid water made by each ice cube. D) Identify and record the temperature of each ice cube before each trial.
A) to gain recognition as a great scientist B) because there can only be one correct theory C) that research and observations support the theory D) to obtain funding for the research
A) To have enough fish for zoo aquariums B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have people spend more money on fishing
A) pH paper B) Pan balance 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 |