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) Does voodoo magic cause people to get sick in parts of Africa? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Are there more people who like red grapes than green grapes?
A) lightning B) the change of the moon’s shape during the month C) A solar eclipse. D) A trick in a magic show.
A) Both a and b B) b) Property C) a) Characteristic D) c) Form
A) Hypothesis B) Fact C) Law D) Theory
A) Procedure B) Data C) Variable D) Controlled experiment
A) System B) Proportion C) Function D) Unifying
A) law B) hypothesis. C) synopsis D) fact
A) simplify data. B) communicate results. C) test a hypothesis. D) ask a question.
A) forming expectations. B) summarizing research. C) accepting investigation results. D) asking questions. about observations
A) prove evidence. B) focus an investigation. C) change results. D) review evidence.
A) change results. B) prove evidence. C) draw conclusions. D) focus an investigation.
A) outdated evidence. B) a closed case. C) a repeated question. D) new evidence.
A) chronological order B) alphabetical order C) numerical order D) They do not follow a set order.
A) ne variable at a time. B) conflicting data. C) many variables at once. D) complex data
A) prove a theory. B) change data. C) investigate a question. D) analyze data.
A) asking a question. B) drawing conclusions. C) testing a hypothesis. D) forming a hypothesis.
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) drawing conclusions B) analyzing data C) communicating results D) asking questions
A) investigation B) concept C) model D) theory.
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) question the reasoning behind the explanations. B) evaluate the evidence used. C) All of the answer choices 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 all disagree with the results. B) They all agree with the results. C) They draw the same conclusions. D) They review evidence.
A) There results are facts. B) There is no new evidence. C) There are no new questions. D) There is new evidence.
A) Equilibrium B) Cycle C) Evolution D) Function
A) Trade-off B) Theory C) Fact D) Hypothesis
A) Trade-off B) Benefits C) Cons D) Pros
A) hypothesis B) theory C) measurement D) fact
A) fact B) hypothesis C) theory D) law
A) The shape was circular B) The flower is red. C) The texture was rough. D) The car traveled at 70 miles per hour
A) There were 6 sides on the shape B) The plant stood 6 cm tall. C) The water was 65 degrees C. D) The texture was smooth
A) output B) input C) interaction 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 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) If people listen to music while working then they will work faster because music is like magic
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 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) 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) 4 B) 1 C) 3 D) 2
A) I predict that I will catch better with my left hand B) I will catch the ball more times with my left hand because I am left 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) 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) 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 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) True B) False
A) False B) True
A) False B) True
A) Hypothesis B) Controlled experiment C) Controlled variable D) Variable
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) controlled experiment B) dependant variable C) hypothesis D) conclusion
A) none of the answer choices B) both of the answer choices C) controlled variables D) constants
A) independant variable B) both of the answer choices C) manipulated variable D) none of the answer choices
A) constant B) none of the answer choices C) both of the answer choices D) dependent variable
A) both of the answer choices B) dependant variable C) independant variable D) none 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) none of the answer choices C) dependant variable D) both of the answer choices
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) 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 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) multiple trials B) a control C) a small sample size D) a reproducible procedure
A) develop a procedure B) collect evidence C) make a conclusion D) analyze data
A) 5-10 snails B) 10-15 snails C) more than 15 snails D) 2-5 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots take a long time to peel, and he doesn’ t like peeling them. 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) a. time of day B) c. none of the above C) both a and b D) b. noise levels
A) both a and b B) a. distance C) b. time D) neither a or 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) unreliable data B) control data C) quantitative data D) qualitative data
A) no conclusions can be made about 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) each person is different, so concluions can only be made about individual people.
A) to replace real things in the natural world B) to help explain theories C) to help us understand the natural world D) to explain or analyze something in detail
A) a conceptual model B) a mathematical model C) a physical model D) a climate model
A) physical model. B) mathematical model. C) conceptual model. D) global model.
A) take apart the model. B) visualize the model. C) measure the model. D) choose the right model.
A) a mathematical model B) an astronomical model C) a conceptual model D) a physical model
A) a question B) an inquiry C) a debate theory D) a model
A) a telescopic model B) a physical model C) a conceptual model D) a mathematical 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 line graph would best display the information, because it shows trends clearly. B) A Venn diagram would best display the information, because it shows the relationship between the languages. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A circle graph would best display the information, because it allows you to compare the different categories to the whole.
A) It can be used by scientists everywhere. B) It uses the smallest possible numbers. C) Its units are based on objects that vary in size. D) It preserves the system used in England long ago.
A) meters. B) square units. C) liters. D) centimeters.
A) kilogram. B) cubic meter. C) metric ton. D) meter.
A) It does not use fractions or decimals. B) It allows scientists everywhere to share and compare data. C) It reduces the variables in mathematical climate models. D) It provides a system that can be used only by scientists.
A) a kilogram B) a cubic meter C) a gram D) a meter
A) multiply length times width times height. B) divide mass by volume. C) use a thermometer. D) multiply length times width.
A) base data on many variables. B) note data in multiples of five. C) translate data into English. D) share data around the world.
A) No scientists can use them. B) They are not in English. C) They are always correct. D) All scientists can use them.
A) volume B) region C) area D) mass
A) law B) theory C) hypothesis D) B) observation
A) an observation. B) a hypothesis. C) a theory D) a law.
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) amount of water used B) amounts of sugar used C) amount of time stirring D) temperature of the water
A) Temperature at which the water/antifreeze mixture freezes B) Type of thermometer used to measure the freezing point C) Amount of antifreeze added to the water D) Amount of water put into a container
A) Temperature at which the water/antifreeze mixture freezes B) Amount of water put into a container C) Amount of antifreeze added to the water D) Type of thermometer used to measure the freezing point
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) 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 enough fish for zoo aquariums B) To have people spend more money on fishing C) To keep a healthy population of adult fish D) To keep other game fish species populations low
A) pH paper B) Binoculars C) Microscope D) Pan balance
A) The percentage of days that have enough sunlight to power a solar water heater B) The efficiency of solar technology used in that state 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 |