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 B) outdated evidence.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