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 C) outdated evidence.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