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 D) outdated evidence.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