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 B) outdated evidence.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