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) Are demons responsible for my car not working? B) Does voodoo magic cause people to get sick in parts of Africa? C) Are there more people who like red grapes than green grapes? D) Do red grapes taste better than green grapes?
A) A trick in a magic show. B) A solar eclipse. C) lightning D) the change of the moon’s shape during the month
A) a) Characteristic B) Both a and b C) b) Property D) c) Form
A) Theory B) Hypothesis C) Law D) Fact
A) Variable B) Data C) Procedure D) Controlled experiment
A) Proportion B) Function C) System D) Unifying
A) synopsis B) fact C) law D) hypothesis.
A) ask a question. B) simplify data. C) communicate results. D) test a hypothesis.
A) asking questions. about observations B) accepting investigation results. C) forming expectations. D) summarizing research.
A) change results. B) prove evidence. C) focus an investigation. D) review evidence.
A) prove evidence. B) draw conclusions. C) focus an investigation. D) change results.
A) outdated evidence. B) new evidence. C) a closed case. D) a repeated question.
A) They do not follow a set order. B) chronological order C) numerical order D) alphabetical order
A) many variables at once. B) conflicting data. C) complex data D) ne variable at a time.
A) investigate a question. B) analyze data. C) change data. D) prove a theory.
A) forming a hypothesis. B) asking a question. C) testing a hypothesis. D) drawing conclusions.
A) They can make scientific laws based on new discoveries. B) They can review evidence to investigate further. C) They can honor scientists for their achievements. D) They can include the information in science textbooks.
A) asking questions B) analyzing data C) drawing conclusions D) communicating results
A) theory. B) model C) concept D) investigation
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) evaluate the evidence used. B) review how the scientific methods were used. C) All of the answer choices D) question the reasoning behind the explanations.
A) if their results support their hypotheses B) if the data are correct C) if other scientists agree with them D) if their questions are useful
A) They all agree with the results. B) They review evidence. C) They all disagree with the results. D) They draw the same conclusions.
A) There is no new evidence. B) There results are facts. C) There is new evidence. D) There are no new questions.
A) Equilibrium B) Cycle C) Evolution D) Function
A) Trade-off B) Theory C) Fact D) Hypothesis
A) Trade-off B) Pros C) Cons D) Benefits
A) theory B) hypothesis C) fact D) measurement
A) hypothesis B) theory C) law D) fact
A) The flower is red. B) The car traveled at 70 miles per hour C) The texture was rough. D) The shape was circular
A) There were 6 sides on the shape B) The texture was smooth C) The water was 65 degrees C. D) The plant stood 6 cm tall.
A) component B) interaction C) output D) input
A) classification B) interaction C) evolution D) equilibrium
A) If the beat to the music is fast then they c. will work faster because they will be more motivated. B) 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. C) If people listen to music while working then they will work faster because music is like magic 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 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) 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) 3 B) 2 C) 1 D) 4
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) I predict that I will catch better with my left hand 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 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) If the length of the string changes then swing time might be longer or shorter because you will change the length of string. D) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance.
A) True B) False
A) False B) True
A) True B) False
A) False B) True
A) Controlled variable B) Controlled experiment C) Hypothesis D) Variable
A) conclusion B) dependant variable C) hypothesis D) controlled variable
A) controlled experiment B) hypothesis C) conclusion D) dependant variable
A) none of the answer choices B) constants C) controlled variables D) both of the answer choices
A) none of the answer choices B) manipulated variable C) both of the answer choices D) independant variable
A) none of the answer choices B) dependent variable C) both of the answer choices D) constant
A) dependant variable B) none of the answer choices C) independant variable D) both of the answer choices
A) both of the answer choices B) none of the answer choices C) dependant variable D) responding variable
A) dependant variable B) manipulated variable C) both of the answer choices D) none of the answer choices
A) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
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) 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 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) a control C) a small sample size D) multiple trials
A) develop a procedure B) make a conclusion C) collect evidence D) analyze data
A) 10-15 snails B) 2-5 snails C) 5-10 snails D) more than 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) a. time of day B) b. noise levels C) c. none of the above D) both a and b
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the amount of the salt in the water. B) by increasing the amount of water C) by increasing the number of plants D) by increasing the number of days
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 help explain theories B) to replace real things in the natural world C) to help us understand the natural world D) to explain or analyze something in detail
A) a physical model B) a mathematical model C) a conceptual model D) a climate model
A) mathematical model. B) global model. C) physical model. D) conceptual model.
A) measure the model. B) visualize the model. C) choose the right model. D) take apart the model.
A) a mathematical model B) an astronomical model C) a conceptual model D) a physical model
A) a model B) a debate theory C) a question D) an inquiry
A) a mathematical model B) a conceptual model C) a telescopic model D) a physical model
A) The models have many pages. B) The models are on a disk. C) The models have numbers. D) The models have many variables.
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 bar graph would best display the information, because it allows you to compare categories quickly. D) A line graph would best display the information, because it shows trends clearly.
A) Its units are based on objects that vary in size. B) It uses the smallest possible numbers. C) It can be used by scientists everywhere. D) It preserves the system used in England long ago.
A) centimeters. B) meters. C) liters. D) square units.
A) metric ton. B) meter. C) cubic meter. D) kilogram.
A) It allows scientists everywhere to share and compare data. B) It provides a system that can be used only by scientists. C) It does not use fractions or decimals. D) It reduces the variables in mathematical climate models.
A) a cubic meter B) a kilogram C) a meter D) a gram
A) multiply length times width times height. B) multiply length times width. C) use a thermometer. D) divide mass by volume.
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) All scientists can use them. B) They are always correct. C) They are not in English. D) No scientists can use them.
A) mass B) volume C) area D) region
A) B) observation B) law C) theory D) hypothesis
A) a theory B) a law. 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) temperature of the water B) amounts of sugar used C) amount of time stirring D) amount of water used
A) Temperature at which the water/antifreeze mixture freezes B) Amount of water put into a container C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
A) A spring scale B) An electronic light meter C) A graduated cylinder 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 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) pH paper B) Pan balance C) Microscope D) Binoculars
A) The location and type of solar cells used in that state B) The number of sunny days per year and the amount of solar power used per year C) The efficiency of solar technology used in that state D) The percentage of days that have enough sunlight to power a solar water heater |