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) Are demons responsible for my car not working? B) Do red grapes taste better than green grapes? C) Are there more people who like red grapes than green grapes? D) Does voodoo magic cause people to get sick in parts of Africa?
A) lightning B) A trick in a magic show. C) A solar eclipse. 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) Law B) Theory C) Hypothesis D) Fact
A) Controlled experiment B) Procedure C) Variable D) Data
A) System B) Unifying C) Function D) Proportion
A) law B) fact C) hypothesis. D) synopsis
A) ask a question. B) simplify data. C) test a hypothesis. D) communicate results.
A) forming expectations. B) asking questions. about observations C) accepting investigation results. D) summarizing research.
A) prove evidence. B) change results. C) focus an investigation. D) review evidence.
A) draw conclusions. B) focus an investigation. C) prove evidence. D) change results.
A) outdated evidence. B) new evidence. C) a repeated question. D) a closed case.
A) alphabetical order B) They do not follow a set order. C) chronological order D) numerical order
A) conflicting data. B) many variables at once. C) ne variable at a time. D) complex data
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
A) asking a question. B) testing a hypothesis. C) drawing conclusions. D) forming a hypothesis.
A) They can make scientific laws based on new discoveries. B) They can review evidence to investigate further. C) They can include the information in science textbooks. D) They can honor scientists for their achievements.
A) analyzing data B) asking questions C) drawing conclusions D) communicating results
A) theory. B) concept C) model D) investigation
A) is often used to explain scientific models. B) is not useful in predicting the future. 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 other scientists agree with them C) if their results support their hypotheses D) if the data are correct
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 new evidence. B) There are no new questions. C) There results are facts. D) There is no new evidence.
A) Cycle B) Evolution C) Equilibrium D) Function
A) Hypothesis B) Theory C) Fact D) Trade-off
A) Benefits B) Cons C) Pros D) Trade-off
A) hypothesis B) theory C) measurement D) fact
A) fact B) hypothesis C) theory D) law
A) The texture was rough. B) The car traveled at 70 miles per hour C) The shape was circular 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) output B) interaction C) component 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 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 people listen to music while working then they will work faster because music is like magic D) If the beat to the music is fast then they c. 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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) 1 B) 4 C) 3 D) 2
A) If I try to catch the ball then it might be better with my right because I am right handed. 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) I predict that I will catch better with my left hand 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) False B) True
A) False B) True
A) False B) True
A) False B) True
A) Controlled variable B) Controlled experiment C) Variable D) Hypothesis
A) hypothesis B) controlled variable C) dependant variable D) conclusion
A) hypothesis B) controlled experiment C) conclusion D) dependant variable
A) none of the answer choices B) controlled variables C) both of the answer choices D) constants
A) none of the answer choices B) both of the answer choices C) independant variable D) manipulated variable
A) none of the answer choices B) dependent variable C) constant D) both of the answer choices
A) independant variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) none of the answer choices B) responding variable C) dependant variable D) both of the answer choices
A) dependant variable B) none of the answer choices C) both of the answer choices D) manipulated variable
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 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 am I measuring? 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) a small sample size B) a reproducible procedure C) multiple trials D) a control
A) develop a procedure B) collect evidence C) analyze data D) make a conclusion
A) 10-15 snails B) more than 15 snails C) 2-5 snails D) 5-10 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) carrots taste dry, and he doesn’t like things that taste dry. D) a raw carrot is hard to chew, and it makes his teeth hurt.
A) both a and b B) c. none of the above C) a. time of day D) b. noise levels
A) b. time B) both a and b C) a. distance D) neither a or b
A) by increasing the amount of the salt in the water. B) by increasing the number of plants C) by increasing the number of days D) by increasing the amount of water
A) qualitative data B) control data C) quantitative data D) unreliable data
A) no conclusions can be made about people B) people are all the same, and general conclusions can be made. C) each person is different, so concluions can only be made about individual people. D) people vary in their responses, but general conclusions can be made.
A) to help explain theories B) to help us understand the natural world C) to explain or analyze something in detail D) to replace real things in the natural world
A) a climate model B) a physical model C) a conceptual model D) a mathematical model
A) global model. B) physical model. C) conceptual model. D) mathematical model.
A) visualize the model. B) take apart the model. C) measure the model. D) choose the right model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) a question B) an inquiry C) a model D) a debate theory
A) a telescopic model B) a physical model C) a conceptual model D) a mathematical model
A) The models have many variables. B) The models have numbers. C) The models have many pages. 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 line graph would best display the information, because it shows trends clearly. D) A Venn diagram would best display the information, because it shows the relationship between the languages.
A) It uses the smallest possible numbers. B) It preserves the system used in England long ago. C) Its units are based on objects that vary in size. D) It can be used by scientists everywhere.
A) meters. B) centimeters. C) liters. D) square units.
A) meter. B) metric ton. C) cubic meter. D) kilogram.
A) It does not use fractions or decimals. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. 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) divide mass by volume. B) multiply length times width times height. C) multiply length times width. D) use a thermometer.
A) base data on many variables. B) translate data into English. C) share data around the world. D) note data in multiples of five.
A) No scientists can use them. B) All scientists can use them. C) They are always correct. D) They are not in English.
A) region B) area C) mass D) volume
A) law B) B) observation C) hypothesis D) theory
A) a theory B) a law. C) an observation. D) a hypothesis.
A) watering half the plants with pure water and half with salt water B) g increasing the amount of salt added to the water each day C) h cooling the salt water before watering the plants D) adding food color to see how far the salt penetrates the plants
A) temperature of the water B) amounts of sugar used C) amount of water used D) amount of time stirring
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
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) A spring scale B) An electronic light meter C) A graduated cylinder D) A triple-beam balance
A) Identify and record the temperature of each ice cube before each trial. 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) Measure and compare the volume of the pot and the microwave.
A) because there can only be one correct theory B) to obtain funding for the research C) to gain recognition as a great scientist D) that research and observations support the theory
A) To have people spend more money on fishing B) To keep a healthy population of adult fish C) To have enough fish for zoo aquariums D) To keep other game fish species populations low
A) Microscope B) Pan balance C) pH paper D) Binoculars
A) The location and type of solar cells 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 efficiency of solar technology used in that state |