A) The length of day is caused by Appollo riding his chariot into the sky. B) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. D) All of the explanations are natural.
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) Do red grapes taste better than green grapes? D) Are demons responsible for my car not working?
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) Both a and b B) b) Property C) a) Characteristic D) c) Form
A) Fact B) Law C) Hypothesis D) Theory
A) Procedure B) Variable C) Data D) Controlled experiment
A) System B) Unifying C) Proportion D) Function
A) synopsis B) hypothesis. C) law D) fact
A) communicate results. B) ask a question. C) simplify data. D) test a hypothesis.
A) forming expectations. B) accepting investigation results. C) asking questions. about observations D) summarizing research.
A) change results. B) prove evidence. C) review evidence. D) focus an investigation.
A) change results. B) prove evidence. C) draw conclusions. D) focus an investigation.
A) a repeated question. B) new evidence. C) outdated evidence. D) a closed case.
A) numerical order B) chronological order C) alphabetical order D) They do not follow a set order.
A) ne variable at a time. B) many variables at once. C) conflicting data. D) complex data
A) analyze data. B) investigate a question. C) change data. D) prove a theory.
A) drawing conclusions. B) asking a question. C) forming a hypothesis. D) testing 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) asking questions B) drawing conclusions C) analyzing data D) communicating results
A) model B) investigation C) theory. D) concept
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) All of the answer choices B) question the reasoning behind the explanations. C) evaluate the evidence used. D) review how the scientific methods were used.
A) if their results support their hypotheses B) if their questions are useful C) if the data are correct D) if other scientists agree with them
A) They all disagree with the results. B) They draw the same conclusions. C) They all agree with the results. D) They review evidence.
A) There results are facts. B) There is no new evidence. C) There are no new questions. D) There is new evidence.
A) Cycle B) Function C) Equilibrium D) Evolution
A) Trade-off B) Theory C) Fact D) Hypothesis
A) Pros B) Trade-off C) Cons D) Benefits
A) hypothesis B) measurement C) fact D) theory
A) fact B) theory C) hypothesis D) law
A) The shape was circular B) The texture was rough. C) The car traveled at 70 miles per hour D) The flower is red.
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) input B) component C) interaction D) output
A) interaction B) classification C) equilibrium D) evolution
A) 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. B) I predict that people who listen to music will work faster because they will be more motivated. 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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 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) 1 C) 4 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) I will catch the ball more times with my left hand because I am left handed. 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) If the string is shorter then the swing time will also be shorter. B) If the length of the string changes then swing time might be longer or shorter because you will change the length of string. 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) False B) True
A) True B) False
A) False B) True
A) False B) True
A) Variable B) Controlled variable C) Hypothesis D) Controlled experiment
A) controlled variable B) dependant variable C) hypothesis D) conclusion
A) hypothesis B) conclusion C) controlled experiment D) dependant variable
A) both of the answer choices B) none of the answer choices C) constants D) controlled variables
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) constant C) dependent variable D) none of the answer choices
A) none of the answer choices B) dependant variable C) both of the answer choices D) independant variable
A) dependant variable B) none of the answer choices C) both of the answer choices D) responding variable
A) none of the answer choices B) manipulated variable C) dependant 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 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) 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 am I measuring? C) What do I change? or What am I testing?
A) a small sample size B) multiple trials C) a control D) a reproducible procedure
A) analyze data B) make a conclusion C) develop a procedure D) collect evidence
A) 2-5 snails B) 5-10 snails C) 10-15 snails D) more than 15 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) a raw carrot is hard to chew, and it makes his teeth hurt.
A) a. time of day B) both a and b C) b. noise levels D) c. none of the above
A) b. time B) a. distance C) neither a or b D) both a and b
A) by increasing the number of days B) by increasing the amount of water C) by increasing the number of plants D) by increasing the amount of the salt in the water.
A) control data B) qualitative data C) unreliable 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) people are all the same, and general conclusions can be made. D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to replace real things in the natural world C) to help explain theories D) to explain or analyze something in detail
A) a conceptual model B) a mathematical model C) a climate model D) a physical model
A) global model. B) mathematical model. C) physical model. D) conceptual model.
A) choose the right model. B) visualize the model. C) measure the model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) an inquiry B) a debate theory C) a model D) a question
A) a telescopic model B) a conceptual model C) a mathematical model D) a physical model
A) The models have many pages. B) The models have numbers. C) The models are on a disk. 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) Its units are based on objects that vary in size. B) It can be used by scientists everywhere. C) It uses the smallest possible numbers. D) It preserves the system used in England long ago.
A) square units. B) meters. C) centimeters. D) liters.
A) kilogram. B) metric ton. C) cubic meter. D) meter.
A) It does not use fractions or decimals. B) It provides a system that can be used only by scientists. C) It allows scientists everywhere to share and compare data. D) It reduces the variables in mathematical climate models.
A) a cubic meter B) a gram C) a meter D) a kilogram
A) multiply length times width times height. B) multiply length times width. C) divide mass by volume. D) use a thermometer.
A) translate data into English. B) note data in multiples of five. C) base data on many variables. D) share data around the world.
A) They are not in English. B) All scientists can use them. C) They are always correct. D) No scientists can use them.
A) mass B) area C) region D) volume
A) hypothesis B) theory C) B) observation D) law
A) a hypothesis. B) an observation. C) a theory D) a law.
A) h cooling the salt water before watering the plants B) g increasing the amount of salt added to the water each day C) adding food color to see how far the salt penetrates the plants D) watering half the plants with pure water and half with salt water
A) temperature of the water B) amount of time stirring C) amounts of sugar used D) amount of water used
A) Temperature at which the water/antifreeze mixture freezes B) Amount of antifreeze added to the water C) Type of thermometer used to measure the freezing point D) Amount of water put into a container
A) Amount of water put into a container B) Type of thermometer used to measure the freezing point C) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
A) A graduated cylinder B) An electronic light meter C) A triple-beam balance 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) to obtain funding for the research B) that research and observations support the theory C) to gain recognition as a great scientist D) because there can only be one correct theory
A) To have people spend more money on fishing B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have enough fish for zoo aquariums
A) Microscope B) Binoculars C) pH paper D) Pan balance
A) The percentage of days that have enough sunlight to power a solar water heater B) The location and type of solar cells used in that state 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 |