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 B) outdated evidence.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