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A) outdated evidence.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