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) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Are demons responsible for my car not working? 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) Do red grapes taste better than green grapes?
A) the change of the moon’s shape during the month B) A solar eclipse. C) lightning D) A trick in a magic show.
A) a) Characteristic B) b) Property C) c) Form D) Both a and b
A) Fact B) Theory C) Law D) Hypothesis
A) Procedure B) Controlled experiment C) Variable D) Data
A) System B) Proportion C) Function D) Unifying
A) fact B) hypothesis. C) law D) synopsis
A) ask a question. B) communicate results. C) simplify data. D) test a hypothesis.
A) accepting investigation results. B) asking questions. about observations C) summarizing research. D) forming expectations.
A) focus an investigation. B) change results. C) prove evidence. D) review evidence.
A) prove evidence. B) draw conclusions. C) focus an investigation. D) change results.
A) outdated evidence. B) a closed case. C) new evidence. D) a repeated question.
A) alphabetical order B) They do not follow a set order. C) chronological order D) numerical order
A) conflicting data. B) complex data C) ne variable at a time. D) many variables at once.
A) investigate a question. B) change data. C) analyze data. D) prove a theory.
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 review evidence to investigate further. C) They can include the information in science textbooks. D) They can honor scientists for their achievements.
A) analyzing data B) drawing conclusions C) communicating results D) asking questions
A) theory. B) concept C) model D) investigation
A) is often used to explain scientific models. B) is not useful in predicting the future. C) is a single hypothesis. D) ties together many hypotheses and observations.
A) All of the answer choices B) question the reasoning behind the explanations. C) review how the scientific methods were used. D) evaluate the evidence used.
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 review evidence. B) They draw the same conclusions. C) They all agree with the results. D) They all disagree with the results.
A) There is no new evidence. B) There is new evidence. C) There results are facts. D) There are no new questions.
A) Function B) Equilibrium C) Cycle D) Evolution
A) Hypothesis B) Fact C) Theory D) Trade-off
A) Cons B) Trade-off C) Benefits D) Pros
A) measurement B) fact C) hypothesis D) theory
A) theory B) hypothesis C) law D) fact
A) The shape was circular B) The flower is red. C) The car traveled at 70 miles per hour 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) component B) input C) output D) interaction
A) interaction B) classification C) evolution D) equilibrium
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) 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 be shorter 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 grow taller because they get more nutrients.
A) 4 B) 1 C) 3 D) 2
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) I predict that I will catch better with my left hand D) 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
A) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) If the length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) True B) False
A) False B) True
A) False B) True
A) True B) False
A) Variable B) Hypothesis C) Controlled variable D) Controlled experiment
A) controlled variable B) dependant variable C) conclusion D) hypothesis
A) hypothesis B) conclusion C) dependant variable D) controlled experiment
A) constants B) controlled variables C) none of the answer choices D) both of the answer choices
A) manipulated variable B) independant variable C) none of the answer choices D) both of the answer choices
A) both of the answer choices B) none of the answer choices C) dependent variable D) constant
A) independant variable B) both of the answer choices C) dependant variable D) none of the answer choices
A) dependant variable B) both of the answer choices C) responding variable D) none of the answer choices
A) none of the answer choices B) both of the answer choices C) manipulated variable D) dependant variable
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 am I measuring? 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 am I measuring? B) What do I keep the same? 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) a small sample size B) a reproducible procedure C) a control D) multiple trials
A) collect evidence B) make a conclusion C) develop a procedure D) analyze data
A) more than 15 snails B) 10-15 snails C) 2-5 snails D) 5-10 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots take a long time to peel, and he doesn’ t like peeling them. 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) c. none of the above B) both a and b C) b. noise levels D) a. time of day
A) both a and b B) a. distance C) b. time D) neither a or b
A) by increasing the number of days B) by increasing the amount of the salt in the water. C) by increasing the number of plants D) by increasing the amount of water
A) quantitative data B) qualitative data C) unreliable data D) control 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 replace real things in the natural world D) to explain or analyze something in detail
A) a climate model B) a conceptual model C) a mathematical model D) a physical model
A) global model. B) mathematical model. C) conceptual model. D) physical model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) an astronomical model B) a physical model C) a mathematical model D) a conceptual model
A) a question B) an inquiry C) a debate theory D) a model
A) a conceptual model B) a physical model C) a mathematical model D) a telescopic model
A) The models are on a disk. B) The models have many pages. C) The models have numbers. D) The models have many variables.
A) A circle graph would best display the information, because it allows you to compare the different categories to the whole. 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 line graph would best display the information, because it shows trends clearly.
A) It can be used by scientists everywhere. B) It uses the smallest possible numbers. C) It preserves the system used in England long ago. D) Its units are based on objects that vary in size.
A) square units. B) centimeters. C) liters. D) meters.
A) metric ton. B) cubic meter. C) kilogram. D) meter.
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 cubic meter B) a meter C) a gram D) a kilogram
A) multiply length times width. B) divide mass by volume. C) multiply length times width times height. D) use a thermometer.
A) share data around the world. B) translate data into English. C) base data on many variables. D) note data in multiples of five.
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) region C) mass D) volume
A) B) observation B) hypothesis C) law D) theory
A) a law. B) a theory C) a hypothesis. D) an observation.
A) watering half the plants with pure water and half with salt water B) h cooling the salt water before watering the plants 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) amounts of sugar used B) amount of time stirring C) temperature of the water D) amount of water used
A) Temperature at which the water/antifreeze mixture freezes B) Type of thermometer used to measure the freezing point C) Amount of water put into a container D) Amount of antifreeze added to the water
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 graduated cylinder B) A spring scale C) A triple-beam balance D) An electronic light meter
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) Measure and compare the volume of the pot and the microwave. 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 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) Binoculars C) Microscope D) Pan balance
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 |