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) The length of day is caused by Appollo riding his chariot into the sky. D) All of the explanations are natural.
A) Are there more people who like red grapes than green grapes? B) Does voodoo magic cause people to get sick in parts of Africa? C) Are demons responsible for my car not working? D) Do red grapes taste better than green grapes?
A) A trick in a magic show. B) A solar eclipse. C) the change of the moon’s shape during the month D) lightning
A) a) Characteristic B) Both a and b C) b) Property D) c) Form
A) Hypothesis B) Theory C) Law D) Fact
A) Procedure B) Data C) Controlled experiment D) Variable
A) Function B) Proportion C) Unifying D) System
A) fact B) synopsis C) law D) hypothesis.
A) simplify data. B) test a hypothesis. C) ask a question. D) communicate results.
A) forming expectations. B) summarizing research. C) asking questions. about observations D) accepting investigation results.
A) prove evidence. B) focus an investigation. C) change results. D) review evidence.
A) change results. B) draw conclusions. C) prove evidence. D) focus an investigation.
A) a repeated question. B) new evidence. C) outdated evidence. D) a closed case.
A) They do not follow a set order. B) numerical order C) alphabetical order D) chronological order
A) conflicting data. B) complex data C) ne variable at a time. D) many variables at once.
A) change data. B) analyze data. C) prove a theory. D) investigate a question.
A) forming a hypothesis. B) testing a hypothesis. C) drawing conclusions. D) asking a question.
A) They can make scientific laws based on new discoveries. B) They can review evidence to investigate further. C) They can honor scientists for their achievements. D) They can include the information in science textbooks.
A) asking questions B) analyzing data C) communicating results D) drawing conclusions
A) investigation B) model C) concept D) theory.
A) ties together many hypotheses and observations. B) is not useful in predicting the future. C) is a single hypothesis. D) is often used to explain scientific models.
A) All of the answer choices B) evaluate the evidence used. C) question the reasoning behind the explanations. D) review how the scientific methods were used.
A) if the data are correct B) if their questions are useful C) if other scientists agree with them D) if their results support their hypotheses
A) They all agree with the results. B) They review evidence. C) They draw the same conclusions. D) They all disagree with the results.
A) There is no new evidence. B) There results are facts. C) There are no new questions. D) There is new evidence.
A) Function B) Equilibrium C) Cycle D) Evolution
A) Hypothesis B) Theory C) Fact D) Trade-off
A) Benefits B) Trade-off C) Cons D) Pros
A) measurement B) hypothesis C) fact D) theory
A) theory B) law C) fact D) hypothesis
A) The shape was circular B) The texture was rough. C) The car traveled at 70 miles per hour D) The flower is red.
A) The water was 65 degrees C. B) There were 6 sides on the shape C) The plant stood 6 cm tall. D) The texture was smooth
A) component B) output C) interaction D) input
A) equilibrium B) evolution C) interaction D) classification
A) If people listen to music while working then they will work faster because music is like magic 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) I predict that people who listen to music will work faster because they will be more motivated.
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) 4 B) 3 C) 1 D) 2
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I predict that I will catch better with my left hand C) 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 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 length of the string changes then swing time might be longer or shorter because you will change the length of string. 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) True B) False
A) Variable B) Controlled variable C) Controlled experiment D) Hypothesis
A) conclusion B) controlled variable C) hypothesis D) dependant variable
A) dependant variable B) hypothesis C) controlled experiment D) conclusion
A) none of the answer choices B) both of the answer choices C) constants D) controlled variables
A) manipulated variable B) independant variable C) both of the answer choices D) none of the answer choices
A) constant B) both of the answer choices C) none of the answer choices D) dependent variable
A) none of the answer choices B) both of the answer choices C) dependant variable D) independant variable
A) responding variable B) both of the answer choices C) none of the answer choices D) dependant variable
A) both of the answer choices B) none of the answer choices C) manipulated variable D) dependant variable
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 keep the same? 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 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 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 control C) multiple trials D) a small sample size
A) develop a procedure B) collect evidence C) make a conclusion D) analyze data
A) more than 15 snails B) 10-15 snails C) 2-5 snails D) 5-10 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots taste dry, and he doesn’t like things that taste dry. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) carrots take a long time to peel, and he doesn’ t like peeling them.
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) b. time C) a. distance D) both a and b
A) by increasing the amount of the salt in the water. B) by increasing the number of days C) by increasing the number of plants D) by increasing the amount of water
A) unreliable data B) control data C) quantitative data D) qualitative data
A) people are all the same, and general conclusions can be made. B) people vary in their responses, but general conclusions can be made. C) each person is different, so concluions can only be made about individual people. D) no conclusions can be made about people
A) to help explain theories B) to help us understand the natural world C) to replace real things in the natural world D) to explain or analyze something in detail
A) a mathematical model B) a physical model C) a climate model D) a conceptual model
A) physical model. B) global model. C) mathematical model. D) conceptual model.
A) choose the right model. B) take apart the model. C) visualize the model. D) measure the model.
A) a conceptual model B) a mathematical model C) a physical model D) an astronomical model
A) a question B) an inquiry C) a debate theory D) a model
A) a physical model B) a conceptual model C) a mathematical model D) a telescopic model
A) The models are on a disk. B) The models have many pages. C) The models have many variables. D) The models have numbers.
A) A bar graph would best display the information, because it allows you to compare categories quickly. B) A line graph would best display the information, because it shows trends clearly. 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 preserves the system used in England long ago. B) It can be used by scientists everywhere. C) It uses the smallest possible numbers. D) Its units are based on objects that vary in size.
A) liters. B) square units. C) centimeters. D) meters.
A) cubic meter. B) meter. C) kilogram. D) metric ton.
A) It allows scientists everywhere to share and compare data. B) It provides a system that can be used only by scientists. C) It reduces the variables in mathematical climate models. D) It does not use fractions or decimals.
A) a cubic meter B) a kilogram C) a gram D) a meter
A) multiply length times width. B) divide mass by volume. C) use a thermometer. D) multiply length times width times height.
A) translate data into English. B) base data on many variables. C) note data in multiples of five. D) share data around the world.
A) They are not in English. B) All scientists can use them. C) No scientists can use them. D) They are always correct.
A) area B) mass C) volume D) region
A) law B) hypothesis C) B) observation D) theory
A) a hypothesis. B) a law. C) a theory D) an observation.
A) watering half the plants with pure water and half with salt water B) h cooling the salt water before watering the plants C) adding food color to see how far the salt penetrates the plants D) g increasing the amount of salt added to the water each day
A) amounts of sugar used B) temperature of the water C) amount of water used D) amount of time stirring
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) Amount of antifreeze added to the water B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of water put into a container
A) An electronic light meter B) A graduated cylinder C) A spring scale 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) because there can only be one correct theory B) to obtain funding for the research C) that research and observations support the theory D) to gain recognition as a great scientist
A) To keep a healthy population of adult fish B) To have people spend more money on fishing C) To keep other game fish species populations low D) To have enough fish for zoo aquariums
A) Pan balance B) pH paper C) Binoculars D) Microscope
A) The efficiency of solar technology 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 location and type of solar cells used in that state |