A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) All of the explanations are natural. C) The length of day is caused by Appollo riding his chariot into the sky. D) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air.
A) Are there more people who like red grapes than green grapes? B) Do red grapes taste better than green grapes? C) Does voodoo magic cause people to get sick in parts of Africa? D) Are demons responsible for my car not working?
A) A solar eclipse. B) A trick in a magic show. C) the change of the moon’s shape during the month D) lightning
A) b) Property B) c) Form C) a) Characteristic D) Both a and b
A) Hypothesis B) Theory C) Fact D) Law
A) Variable B) Data C) Procedure D) Controlled experiment
A) Proportion B) Function C) System D) Unifying
A) hypothesis. B) synopsis C) fact D) law
A) ask a question. B) simplify data. C) communicate results. D) test a hypothesis.
A) accepting investigation results. B) summarizing research. C) forming expectations. D) asking questions. about observations
A) focus an investigation. B) change results. C) prove evidence. D) review evidence.
A) draw conclusions. B) change results. C) prove evidence. D) focus an investigation.
A) outdated evidence. B) a closed case. C) a repeated question. D) new evidence.
A) alphabetical order B) numerical order C) chronological order D) They do not follow a set order.
A) conflicting data. B) many variables at once. C) complex data D) ne variable at a time.
A) change data. B) analyze data. C) prove a theory. D) investigate a question.
A) asking a question. B) forming a hypothesis. C) testing a hypothesis. D) drawing conclusions.
A) They can include the information in science textbooks. B) They can review evidence to investigate further. C) They can make scientific laws based on new discoveries. D) They can honor scientists for their achievements.
A) communicating results B) drawing conclusions C) analyzing data D) asking questions
A) model B) concept C) theory. D) investigation
A) is often used to explain scientific models. B) ties together many hypotheses and observations. C) is a single hypothesis. D) is not useful in predicting the future.
A) question the reasoning behind the explanations. B) review how the scientific methods were used. C) All of the answer choices D) evaluate the evidence used.
A) if their results support their hypotheses B) if their questions are useful C) if the data are correct D) if other scientists agree with them
A) They all disagree with the results. B) They draw the same conclusions. C) They review evidence. D) They all agree with the results.
A) There results are facts. B) There is no new evidence. C) There are no new questions. D) There is new evidence.
A) Cycle B) Evolution C) Function D) Equilibrium
A) Fact B) Trade-off C) Hypothesis D) Theory
A) Cons B) Pros C) Trade-off D) Benefits
A) measurement B) theory C) fact D) hypothesis
A) fact B) law C) theory D) hypothesis
A) The flower is red. B) The car traveled at 70 miles per hour C) The shape was circular D) The texture was rough.
A) The plant stood 6 cm tall. B) There were 6 sides on the shape C) The texture was smooth D) The water was 65 degrees C.
A) component B) input C) output D) interaction
A) evolution B) classification C) interaction D) equilibrium
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) I predict that people who listen to music will work faster because they will be more motivated. 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) 2 B) 4 C) 3 D) 1
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) False B) True
A) True B) False
A) False B) True
A) True B) False
A) Variable B) Controlled variable C) Controlled experiment D) Hypothesis
A) controlled variable B) dependant variable C) hypothesis D) conclusion
A) dependant variable B) controlled experiment C) hypothesis D) conclusion
A) constants B) none of the answer choices C) both of the answer choices D) controlled variables
A) both of the answer choices B) independant variable C) manipulated variable D) none of the answer choices
A) dependent variable B) constant C) none of the answer choices D) both of the answer choices
A) dependant variable B) independant variable C) none of the answer choices D) both of the answer choices
A) none of the answer choices B) both of the answer choices C) dependant variable D) responding variable
A) none of the answer choices B) manipulated variable C) dependant variable D) both of the answer choices
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 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 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) What am I measuring? B) What do I change? or What am I testing? C) What do I keep the same?
A) a reproducible procedure B) a control C) multiple trials D) a small sample size
A) collect evidence B) develop a procedure C) analyze data D) make a conclusion
A) 5-10 snails B) 10-15 snails C) 2-5 snails D) more than 15 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. 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) carrots take a long time to peel, and he doesn’ t like peeling them.
A) a. time of day B) b. noise levels C) c. none of the above D) both a and b
A) b. time B) a. distance C) both a and b D) neither a or b
A) by increasing the number of plants B) by increasing the amount of water C) by increasing the amount of the salt in the water. D) by increasing the number of days
A) quantitative data B) control data C) unreliable data D) qualitative 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 help us understand the natural world B) to explain or analyze something in detail C) to replace real things in the natural world D) to help explain theories
A) a conceptual model B) a climate model C) a physical model D) a mathematical model
A) global model. B) physical model. C) mathematical model. D) conceptual model.
A) measure the model. B) take apart the model. C) visualize the model. D) choose the right model.
A) a mathematical model B) an astronomical model C) a physical model D) a conceptual model
A) a debate theory B) a model C) an inquiry 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 are on a disk. D) The models have many pages.
A) A circle graph would best display the information, because it allows you to compare the different categories to the whole. B) A Venn diagram would best display the information, because it shows the relationship between the languages. C) A line graph would best display the information, because it shows trends clearly. D) A bar graph would best display the information, because it allows you to compare categories quickly.
A) It preserves the system used in England long ago. B) It can be used by scientists everywhere. C) It uses the smallest possible numbers. D) Its units are based on objects that vary in size.
A) meters. B) centimeters. C) square units. D) liters.
A) metric ton. B) kilogram. C) meter. D) cubic meter.
A) It does not use fractions or decimals. B) It allows scientists everywhere to share and compare data. C) It provides a system that can be used only by scientists. D) It reduces the variables in mathematical climate models.
A) a cubic meter B) a gram C) a meter D) a kilogram
A) use a thermometer. B) multiply length times width. C) multiply length times width times height. D) divide mass by volume.
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) They are not in English. C) All scientists can use them. D) They are always correct.
A) mass B) region C) volume D) area
A) B) observation B) law C) hypothesis D) theory
A) an observation. B) a hypothesis. C) a law. D) a theory
A) watering half the plants with pure water and half with salt water B) h cooling the salt water before watering the plants C) g increasing the amount of salt added to the water each day D) adding food color to see how far the salt penetrates the plants
A) amounts of sugar used B) amount of water used C) temperature of the water 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) Amount of water put into a container B) Amount of antifreeze added to the water C) Temperature at which the water/antifreeze mixture freezes D) Type of thermometer used to measure the freezing point
A) A triple-beam balance B) A spring scale C) A graduated cylinder D) An electronic light meter
A) Identify and record the temperature of each ice cube before each trial. B) Measure and compare the volume of the pot and the microwave. C) Observe and record the time for each ice cube to completely change to a liquid. D) Determine the volume of liquid water made by each ice cube.
A) to gain recognition as a great scientist B) that research and observations support the theory C) because there can only be one correct theory D) to obtain funding for the research
A) To keep a healthy population of adult fish B) To keep other game fish species populations low C) To have people spend more money on fishing D) To have enough fish for zoo aquariums
A) Pan balance B) Binoculars C) Microscope D) pH paper
A) The number of sunny days per year and the amount of solar power used per year B) The percentage of days that have enough sunlight to power a solar water heater C) The location and type of solar cells used in that state D) The efficiency of solar technology used in that state |