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 C) outdated evidence.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