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 demons responsible for my car not working? B) Are there more people who like red grapes than green grapes? C) Does voodoo magic cause people to get sick in parts of Africa? D) Do red grapes taste better than green grapes?
A) A solar eclipse. B) the change of the moon’s shape during the month C) lightning D) A trick in a magic show.
A) b) Property B) Both a and b C) c) Form D) a) Characteristic
A) Law B) Fact C) Theory D) Hypothesis
A) Variable B) Procedure C) Data D) Controlled experiment
A) Function B) System C) Unifying D) Proportion
A) law B) hypothesis. C) fact D) synopsis
A) communicate results. B) test a hypothesis. C) simplify data. D) ask a question.
A) summarizing research. B) asking questions. about observations C) forming expectations. D) accepting investigation results.
A) focus an investigation. B) change results. C) prove evidence. D) review evidence.
A) change results. B) draw conclusions. C) focus an investigation. D) prove evidence.
A) a repeated question. B) new evidence. C) a closed case. D) outdated evidence.
A) They do not follow a set order. B) chronological order C) numerical order D) alphabetical order
A) conflicting data. B) ne variable at a time. C) complex data D) many variables at once.
A) prove a theory. B) change data. C) analyze data. D) investigate a question.
A) forming a hypothesis. B) drawing conclusions. C) testing a hypothesis. D) asking a question.
A) They can include the information in science textbooks. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can make scientific laws based on new discoveries.
A) communicating results B) analyzing data C) drawing conclusions D) asking questions
A) concept B) model C) investigation D) theory.
A) is a single hypothesis. B) is often used to explain scientific models. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) review how the scientific methods were used. B) evaluate the evidence used. C) question the reasoning behind the explanations. D) All of the answer choices
A) if other scientists agree with them B) if their questions are useful C) if the data are correct D) if their results support their hypotheses
A) They draw the same conclusions. B) They review evidence. C) They all agree with the results. D) They all disagree with the results.
A) There is new evidence. B) There results are facts. C) There is no new evidence. D) There are no new questions.
A) Cycle B) Equilibrium C) Evolution D) Function
A) Fact B) Theory C) Trade-off D) Hypothesis
A) Pros B) Benefits C) Cons D) Trade-off
A) hypothesis B) fact C) measurement D) theory
A) fact B) hypothesis C) theory D) law
A) The car traveled at 70 miles per hour B) The shape was circular C) The flower is red. D) The texture was rough.
A) The plant stood 6 cm tall. B) There were 6 sides on the shape C) The water was 65 degrees C. D) The texture was smooth
A) input B) component C) interaction D) output
A) interaction B) equilibrium C) classification D) evolution
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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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) 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) 4 B) 1 C) 3 D) 2
A) I will catch the ball more times with my left hand because I am left handed. B) If I try to catch the ball then it might be better with my right because I am right handed. 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 predict that I will catch better with my left hand
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 longer then swing time will be slower because the pendulum will have to travel further. 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) Variable C) Controlled variable D) Controlled experiment
A) conclusion B) dependant variable C) controlled variable D) hypothesis
A) dependant variable B) controlled experiment C) hypothesis D) conclusion
A) controlled variables B) none of the answer choices C) constants D) both of the answer choices
A) both of the answer choices B) none of the answer choices C) manipulated variable D) independant variable
A) none of the answer choices B) constant C) dependent variable D) both of the answer choices
A) independant variable B) both of the answer choices C) dependant variable D) none of the answer choices
A) dependant variable B) both of the answer choices C) none of the answer choices D) responding variable
A) none of the answer choices B) manipulated variable C) dependant variable D) both 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 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 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 do I change? or What am I testing? B) What do I keep the same? C) What am I measuring?
A) What do I keep the same? B) What am I measuring? C) What do I change? or What am I testing?
A) multiple trials B) a small sample size C) a reproducible procedure D) a control
A) collect evidence B) analyze data C) make a conclusion D) develop a procedure
A) more than 15 snails B) 5-10 snails C) 2-5 snails D) 10-15 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) carrots take a long time to peel, and he doesn’ t like peeling them. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) b. noise levels B) both a and b C) a. time of day D) c. none of the above
A) a. distance B) neither a or b C) b. time D) both a and b
A) by increasing the amount of water B) by increasing the number of days C) by increasing the number of plants D) by increasing the amount of the salt in the water.
A) control data B) qualitative data C) quantitative data D) unreliable data
A) no conclusions can be made about people B) each person is different, so concluions can only be made about individual people. C) people are all the same, and general conclusions can be made. D) people vary in their responses, but general conclusions can be made.
A) to replace real things in the natural world B) to help us understand the natural world C) to explain or analyze something in detail D) to help explain theories
A) a physical model B) a conceptual model C) a mathematical model D) a climate model
A) mathematical model. B) physical model. C) global model. D) conceptual model.
A) measure the model. B) choose the right model. C) visualize 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 question D) a debate theory
A) a physical model B) a telescopic model C) a conceptual model D) a mathematical model
A) The models have many variables. B) The models have many pages. C) The models have numbers. 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) It uses the smallest possible numbers. C) It can be used by scientists everywhere. D) Its units are based on objects that vary in size.
A) liters. B) meters. C) square units. D) centimeters.
A) meter. B) metric ton. C) kilogram. D) cubic meter.
A) It provides a system that can be used only by scientists. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It does not use fractions or decimals.
A) a meter B) a cubic meter C) a gram D) a kilogram
A) multiply length times width times height. B) use a thermometer. C) divide mass by volume. D) multiply length times width.
A) translate data into English. B) note data in multiples of five. C) base data on many variables. D) share data around the world.
A) No scientists can use them. B) They are not in English. C) All scientists can use them. D) They are always correct.
A) region B) area C) volume D) mass
A) B) observation B) law C) theory D) hypothesis
A) a hypothesis. B) a law. C) an observation. D) a theory
A) adding food color to see how far the salt penetrates the plants B) h cooling the salt water before watering the plants C) watering half the plants with pure water and half with salt water D) g increasing the amount of salt added to the water each day
A) amount of water used B) amount of time stirring C) amounts of sugar used D) temperature of the water
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Amount of water put into a container D) Temperature at which the water/antifreeze mixture freezes
A) Type of thermometer used to measure the freezing point B) Temperature at which the water/antifreeze mixture freezes C) Amount of water put into a container D) Amount of antifreeze added to the water
A) An electronic light meter B) A triple-beam balance C) A spring scale D) A graduated cylinder
A) Determine the volume of liquid water made by each ice cube. B) Identify and record the temperature of each ice cube before each trial. C) Observe and record the time for each ice cube to completely change to a liquid. D) Measure and compare the volume of the pot and the microwave.
A) that research and observations support the theory B) to obtain funding for the research 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 enough fish for zoo aquariums C) To have people spend more money on fishing D) To keep a healthy population of adult fish
A) Microscope B) Pan balance C) Binoculars D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The location and type of solar cells used in that state C) The number of sunny days per year and the amount of solar power used per year D) The efficiency of solar technology used in that state |