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 B) outdated evidence.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