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 D) outdated evidence.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