A) The length of day is caused by Appollo riding his chariot into the sky. B) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Do red grapes taste better than green grapes? B) Are there more people who like red grapes than green grapes? C) Are demons responsible for my car not working? D) Does voodoo magic cause people to get sick in parts of Africa?
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) c) Form B) Both a and b C) a) Characteristic D) b) Property
A) Fact B) Hypothesis C) Law D) Theory
A) Controlled experiment B) Data C) Variable D) Procedure
A) Proportion B) System C) Unifying D) Function
A) hypothesis. B) fact C) synopsis D) law
A) simplify data. B) communicate results. C) ask a question. D) test a hypothesis.
A) forming expectations. B) accepting investigation results. C) summarizing research. D) asking questions. about observations
A) focus an investigation. B) review evidence. C) change results. D) prove evidence.
A) draw conclusions. B) focus an investigation. C) change results. D) prove evidence.
A) outdated evidence. B) a closed case. C) a repeated question. D) new evidence.
A) alphabetical order B) They do not follow a set 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) prove a theory. C) change data. D) analyze data.
A) forming a hypothesis. B) drawing conclusions. C) asking a question. D) testing a hypothesis.
A) They can make scientific laws based on new discoveries. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can include the information in science textbooks.
A) communicating results B) asking questions C) drawing conclusions D) analyzing data
A) theory. B) investigation C) concept D) model
A) ties together many hypotheses and observations. B) is not useful in predicting the future. C) is often used to explain scientific models. D) is a single hypothesis.
A) question the reasoning behind the explanations. B) review how the scientific methods were used. C) evaluate the evidence used. D) All of the answer choices
A) if the data are correct B) if their questions are useful C) if their results support their hypotheses D) if other scientists agree with them
A) They draw the same conclusions. B) They all agree with the results. C) They review evidence. D) They all disagree with the results.
A) There is no new evidence. B) There is new evidence. C) There are no new questions. D) There results are facts.
A) Function B) Equilibrium C) Cycle D) Evolution
A) Hypothesis B) Trade-off C) Fact D) Theory
A) Pros B) Cons C) Benefits D) Trade-off
A) measurement B) hypothesis C) fact D) theory
A) law B) fact C) hypothesis D) theory
A) The shape was circular B) The car traveled at 70 miles per hour C) The flower is red. D) The texture was rough.
A) The water was 65 degrees C. B) The texture was smooth C) There were 6 sides on the shape D) The plant stood 6 cm tall.
A) output B) input C) interaction D) component
A) interaction B) classification C) evolution D) equilibrium
A) 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. B) I predict that people who listen to music will work faster because they will be more motivated. 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) 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 gets more sunlight then the group that got more sunlight 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) 4 B) 1 C) 3 D) 2
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) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) 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) True B) False
A) True B) False
A) Hypothesis B) Variable C) Controlled experiment D) Controlled variable
A) conclusion B) controlled variable C) dependant variable D) hypothesis
A) controlled experiment B) conclusion C) dependant variable D) hypothesis
A) both of the answer choices B) controlled variables C) none of the answer choices D) constants
A) both of the answer choices B) manipulated variable C) independant variable D) none of the answer choices
A) dependent variable B) none of the answer choices C) both of the answer choices D) constant
A) independant variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) both of the answer choices B) responding variable C) dependant variable D) none of the answer choices
A) manipulated variable B) dependant variable C) none of the answer choices D) both of the answer choices
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 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 keep the same? C) What do I change? or What am I testing?
A) What do I keep the same? B) What do I change? or What am I testing? C) What am I measuring?
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 reproducible procedure B) a small sample size C) multiple trials D) a control
A) develop a procedure B) analyze data C) collect evidence D) make a conclusion
A) more than 15 snails B) 2-5 snails C) 10-15 snails D) 5-10 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. 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) 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) 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 amount of water C) by increasing the number of days D) by increasing the number of plants
A) unreliable data B) control data C) quantitative data D) qualitative data
A) each person is different, so concluions can only be made about individual people. B) people vary in their responses, but general conclusions can be made. C) no conclusions can be made about people D) people are all the same, and general conclusions can be made.
A) to replace real things in the natural world B) to help us understand the natural world C) to help explain theories D) to explain or analyze something in detail
A) a conceptual model B) a mathematical model C) a climate model D) a physical model
A) global model. B) conceptual model. C) mathematical model. D) physical model.
A) choose the right model. B) take apart the model. C) measure the model. D) visualize the model.
A) a physical model B) an astronomical model C) a conceptual model D) a mathematical model
A) a debate theory B) an inquiry C) a model D) a question
A) a conceptual model B) a mathematical model C) a physical model D) a telescopic model
A) The models are on a disk. B) The models have many variables. C) The models have many pages. D) The models have numbers.
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 preserves the system used in England long ago. B) Its units are based on objects that vary in size. C) It can be used by scientists everywhere. D) It uses the smallest possible numbers.
A) meters. B) square units. C) centimeters. D) liters.
A) meter. B) metric ton. C) cubic meter. D) kilogram.
A) It reduces the variables in mathematical climate models. B) It allows scientists everywhere to share and compare data. C) It does not use fractions or decimals. D) It provides a system that can be used only by scientists.
A) a meter B) a gram C) a kilogram D) a cubic meter
A) multiply length times width. B) divide mass by volume. C) use a thermometer. D) multiply length times width times height.
A) base data on many variables. B) note data in multiples of five. C) share data around the world. D) translate data into English.
A) All scientists can use them. B) No scientists can use them. C) They are not in English. D) They are always correct.
A) area B) mass C) volume D) region
A) law B) hypothesis C) theory D) B) observation
A) a law. B) a theory C) a hypothesis. D) an observation.
A) watering half the plants with pure water and half with salt water B) adding food color to see how far the salt penetrates the plants C) g increasing the amount of salt added to the water each day D) h cooling the salt water before watering the plants
A) amount of water used B) temperature of the water C) amount of time stirring D) amounts of sugar used
A) Amount of antifreeze added to the water B) Temperature at which the water/antifreeze mixture freezes C) Amount of water put into a container D) Type of thermometer used to measure the freezing point
A) Type of thermometer used to measure the freezing point B) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Amount of water put into a container
A) A triple-beam balance B) A spring scale C) A graduated cylinder D) An electronic light meter
A) Measure and compare the volume of the pot and the microwave. 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) Observe and record the time for each ice cube to completely change to a liquid.
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 people spend more money on fishing C) To have enough fish for zoo aquariums D) To keep a healthy population of adult fish
A) pH paper B) Binoculars C) Pan balance D) Microscope
A) The location and type of solar cells used in that state B) The efficiency of solar technology used in that state C) The number of sunny days per year and the amount of solar power used per year D) The percentage of days that have enough sunlight to power a solar water heater |