A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) The length of day is caused by Appollo riding his chariot into the sky. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. 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) A trick in a magic show. B) the change of the moon’s shape during the month C) A solar eclipse. D) lightning
A) b) Property B) Both a and b C) a) Characteristic D) c) Form
A) Fact B) Law C) Hypothesis D) Theory
A) Controlled experiment B) Data C) Variable D) Procedure
A) Function B) Unifying C) System D) Proportion
A) fact B) law C) hypothesis. D) synopsis
A) simplify data. B) communicate results. C) test a hypothesis. D) ask a question.
A) asking questions. about observations B) forming expectations. C) summarizing research. D) accepting investigation results.
A) prove evidence. B) change results. C) focus an investigation. D) review evidence.
A) change results. B) focus an investigation. C) prove evidence. D) draw conclusions.
A) a repeated question. B) a closed case. C) outdated evidence. D) new evidence.
A) chronological order B) numerical order C) They do not follow a set order. D) alphabetical order
A) many variables at once. B) complex data C) ne variable at a time. D) conflicting data.
A) change data. B) prove a theory. C) analyze data. D) investigate a question.
A) asking a question. B) forming a hypothesis. C) testing a hypothesis. D) drawing conclusions.
A) They can make scientific laws based on new discoveries. B) They can include the information in science textbooks. C) They can honor scientists for their achievements. D) They can review evidence to investigate further.
A) communicating results B) asking questions C) analyzing data D) drawing conclusions
A) theory. B) model C) investigation D) concept
A) is a single hypothesis. B) is not useful in predicting the future. C) is often used to explain scientific models. D) ties together many hypotheses and observations.
A) All of the answer choices B) evaluate the evidence used. C) review how the scientific methods were used. D) question the reasoning behind the explanations.
A) if their questions are useful B) if their results support their hypotheses C) if the data are correct D) if other scientists agree with them
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 results are facts. C) There are no new questions. D) There is no new evidence.
A) Cycle B) Function C) Equilibrium D) Evolution
A) Trade-off B) Fact C) Hypothesis D) Theory
A) Benefits B) Cons C) Trade-off D) Pros
A) theory B) hypothesis C) measurement D) fact
A) fact B) law C) theory D) hypothesis
A) The car traveled at 70 miles per hour B) The texture was rough. 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) input B) interaction C) output D) component
A) evolution B) equilibrium C) interaction D) classification
A) If the beat to the music is fast then they c. will work faster because they will be more motivated. B) I predict that people who listen to music 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 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. 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) 3 B) 4 C) 1 D) 2
A) I will catch the ball more times with my left hand because I am left 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) If I try to catch the ball then it might be better with my right because I am right handed.
A) If the string is shorter then the swing time will also be shorter. B) If the string is longer then swing time will be slower because the pendulum will have to travel further. C) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. D) If the length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) True B) False
A) True B) False
A) True B) False
A) True B) False
A) Controlled variable B) Controlled experiment C) Hypothesis D) Variable
A) hypothesis B) conclusion C) controlled variable D) dependant variable
A) conclusion B) dependant variable C) hypothesis D) controlled experiment
A) none of the answer choices B) both of the answer choices C) constants D) controlled variables
A) both of the answer choices B) none of the answer choices C) independant variable D) manipulated variable
A) both of the answer choices B) constant C) dependent variable D) none of the answer choices
A) independant variable B) none of the answer choices C) dependant variable D) both of the answer choices
A) none of the answer choices B) both of the answer choices C) responding variable D) dependant variable
A) manipulated variable B) both of the answer choices C) dependant variable D) none of the answer choices
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) 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 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) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
A) a reproducible procedure B) multiple trials C) a control D) a small sample size
A) develop a procedure B) collect evidence C) analyze data D) make a conclusion
A) 5-10 snails B) 2-5 snails C) more than 15 snails D) 10-15 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) a raw carrot is hard to chew, and it makes his teeth hurt. 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) c. none of the above B) both a and b C) a. time of day D) b. noise levels
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the amount of water B) by increasing the number of days C) by increasing the amount of the salt in the water. D) by increasing the number of plants
A) control data B) quantitative data C) unreliable 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) no conclusions can be made about people D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to help explain theories C) to explain or analyze something in detail D) to replace real things in the natural world
A) a physical model B) a conceptual model C) a mathematical model D) a climate model
A) mathematical model. B) conceptual model. C) physical model. D) global model.
A) choose the right model. B) visualize the model. C) measure the model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a mathematical model D) a physical model
A) an inquiry B) a model C) a debate theory D) a question
A) a mathematical model B) a physical model C) a conceptual model D) a telescopic model
A) The models have numbers. B) The models have many variables. 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 line graph would best display the information, because it shows trends clearly. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A Venn diagram would best display the information, because it shows the relationship between the languages.
A) It preserves the system used in England long ago. B) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It can be used by scientists everywhere.
A) centimeters. B) liters. C) meters. 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 kilogram C) a cubic meter D) a meter
A) multiply length times width. B) divide mass by volume. C) multiply length times width times height. D) use a thermometer.
A) share data around the world. B) translate data into English. C) base data on many variables. D) note data in multiples of five.
A) They are always correct. B) All scientists can use them. C) They are not in English. D) No scientists can use them.
A) volume B) mass C) area D) region
A) B) observation B) theory C) hypothesis D) law
A) a theory B) a law. C) an observation. D) a hypothesis.
A) g increasing the amount of salt added to the water each day B) watering half the plants with pure water and half with salt water C) h cooling the salt water before watering the plants D) adding food color to see how far the salt penetrates the plants
A) amount of time stirring B) amount of water used C) temperature of the water D) amounts of sugar used
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
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) A graduated cylinder B) A triple-beam balance C) A spring scale D) An electronic light meter
A) Observe and record the time for each ice cube to completely change to a liquid. B) Identify and record the temperature of each ice cube before each trial. C) Measure and compare the volume of the pot and the microwave. D) Determine the volume of liquid water made by each ice cube.
A) to gain recognition as a great scientist B) to obtain funding for the research C) because there can only be one correct theory D) that research and observations support the theory
A) To have people spend more money on fishing B) To keep other game fish species populations low C) To keep a healthy population of adult fish D) To have enough fish for zoo aquariums
A) Binoculars B) Microscope C) Pan balance D) pH paper
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 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 |