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 C) outdated evidence.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