A) All of the explanations are natural. 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) 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) lightning C) the change of the moon’s shape during the month D) A trick in a magic show.
A) b) Property B) c) Form C) a) Characteristic D) Both a and b
A) Fact B) Law C) Theory D) Hypothesis
A) Data B) Procedure C) Variable D) Controlled experiment
A) Function B) Proportion C) Unifying D) System
A) synopsis B) fact C) hypothesis. D) law
A) communicate results. B) simplify data. C) ask a question. D) test a hypothesis.
A) summarizing research. B) forming expectations. C) asking questions. about observations D) accepting investigation results.
A) focus an investigation. B) review evidence. C) prove evidence. D) change results.
A) change results. B) focus an investigation. C) draw conclusions. D) prove evidence.
A) new evidence. B) a repeated question. C) outdated evidence. D) a closed case.
A) They do not follow a set order. B) chronological order C) alphabetical order D) numerical order
A) ne variable at a time. B) complex data C) conflicting data. D) many variables at once.
A) change data. B) analyze data. C) investigate a question. D) prove a theory.
A) drawing conclusions. B) testing a hypothesis. C) forming a hypothesis. D) asking a question.
A) They can make scientific laws based on new discoveries. B) They can include the information in science textbooks. C) They can review evidence to investigate further. D) They can honor scientists for their achievements.
A) asking questions B) drawing conclusions C) analyzing data D) communicating results
A) concept B) investigation C) theory. D) model
A) is often used to explain scientific models. B) is not useful in predicting the future. C) is a single hypothesis. D) ties together many hypotheses and observations.
A) All of the answer choices B) question the reasoning behind the explanations. C) evaluate the evidence used. D) review how the scientific methods were used.
A) if other scientists agree with them B) if their questions are useful C) if their results support their hypotheses D) if the data are correct
A) They review evidence. B) They draw the same conclusions. C) They all disagree with the results. D) They all agree with the results.
A) There are no new questions. B) There is new evidence. C) There is no new evidence. D) There results are facts.
A) Evolution B) Function C) Cycle D) Equilibrium
A) Fact B) Theory C) Trade-off D) Hypothesis
A) Pros B) Cons C) Benefits D) Trade-off
A) measurement B) hypothesis C) theory D) fact
A) law B) fact C) theory D) hypothesis
A) The flower is red. B) The texture was rough. C) The shape was circular D) The car traveled at 70 miles per hour
A) The plant stood 6 cm tall. B) The water was 65 degrees C. C) The texture was smooth D) There were 6 sides on the shape
A) interaction B) output C) input D) component
A) interaction B) equilibrium C) evolution D) classification
A) If people listen to music while working then they will work faster because music is like magic B) If the beat to the music is fast then they c. will work faster because they will be more motivated. C) 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. 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 grow taller 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 be shorter because they get more nutrients.
A) 2 B) 1 C) 4 D) 3
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 then it might be better with my right because I am right handed. D) 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
A) If the string is longer then swing time will be slower because the pendulum will have to travel further. 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 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) False B) True
A) False B) True
A) Hypothesis B) Controlled variable C) Controlled experiment D) Variable
A) conclusion B) dependant variable C) controlled variable D) hypothesis
A) conclusion B) controlled experiment C) hypothesis D) dependant variable
A) constants B) none of the answer choices C) both of the answer choices D) controlled variables
A) none of the answer choices B) manipulated variable C) both of the answer choices D) independant variable
A) both of the answer choices B) constant C) dependent variable D) none of the answer choices
A) none of the answer choices B) dependant variable C) both of the answer choices D) independant variable
A) responding variable B) dependant variable C) none of the answer choices D) both of the answer choices
A) both of the answer choices B) dependant variable C) none of the answer choices D) manipulated 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 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 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 keep the same? B) What do I change? or What am I testing? C) What am I measuring?
A) a control B) a small sample size C) multiple trials D) a reproducible procedure
A) analyze data B) collect evidence C) make a conclusion D) develop a procedure
A) 5-10 snails B) more than 15 snails C) 2-5 snails D) 10-15 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) b. noise levels B) both a and b C) c. none of the above D) a. time of day
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the number of plants B) by increasing the amount of the salt in the water. C) by increasing the number of days D) by increasing the amount of water
A) quantitative data B) unreliable data C) qualitative data D) control 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) people are all the same, and general conclusions can be made. D) no conclusions can be made about people
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 conceptual model B) a climate model C) a mathematical model D) a physical model
A) conceptual model. B) mathematical model. C) physical model. D) global model.
A) measure the model. B) visualize the model. C) choose the right model. D) take apart the model.
A) a mathematical model B) a physical model C) an astronomical model D) a conceptual model
A) an inquiry B) a question C) a debate theory D) a model
A) a conceptual model B) a physical model C) a telescopic model D) a mathematical model
A) The models have numbers. B) The models are on a disk. C) The models have many pages. D) The models have many variables.
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 circle graph would best display the information, because it allows you to compare the different categories to the whole. 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 can be used by scientists everywhere. D) It uses the smallest possible numbers.
A) liters. B) square units. C) centimeters. D) meters.
A) meter. B) cubic meter. C) metric ton. D) kilogram.
A) It reduces the variables in mathematical climate models. B) It allows scientists everywhere to share and compare data. C) It provides a system that can be used only by scientists. D) It does not use fractions or decimals.
A) a kilogram B) a cubic meter C) a meter D) a gram
A) multiply length times width. B) use a thermometer. C) multiply length times width times height. D) divide mass by volume.
A) translate data into English. B) base data on many variables. C) share data around the world. D) note data in multiples of five.
A) They are not in English. B) All scientists can use them. C) They are always correct. D) No scientists can use them.
A) volume B) mass C) region D) area
A) theory B) law C) hypothesis D) B) observation
A) a law. B) a theory C) a hypothesis. D) an observation.
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) adding food color to see how far the salt penetrates the plants D) h cooling the salt water before watering the plants
A) amounts of sugar used B) temperature of the water 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) Amount of antifreeze added to the water D) Type of thermometer used to measure the freezing point
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) An electronic light meter B) A spring scale C) A triple-beam balance D) A graduated cylinder
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) to gain recognition as a great scientist B) because there can only be one correct theory C) to obtain funding for the research D) that research and observations support the theory
A) To have people spend more money on fishing B) To have enough fish for zoo aquariums C) To keep other game fish species populations low D) To keep a healthy population of adult fish
A) Microscope B) Pan balance C) pH paper D) Binoculars
A) The efficiency of solar technology used in that state B) The percentage of days that have enough sunlight to power a solar water heater C) The number of sunny days per year and the amount of solar power used per year D) The location and type of solar cells used in that state |