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 C) outdated evidence.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