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A) outdated evidence.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