A) All of the explanations are natural. 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) The length of day is caused by Appollo riding his chariot into the sky.
A) Do red grapes taste better than green grapes? 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) Are demons responsible for my car not working?
A) the change of the moon’s shape during the month B) A trick in a magic show. C) A solar eclipse. D) lightning
A) Both a and b B) a) Characteristic C) b) Property D) c) Form
A) Theory B) Fact C) Hypothesis D) Law
A) Data B) Controlled experiment C) Variable D) Procedure
A) Unifying B) Proportion C) Function D) System
A) hypothesis. B) synopsis C) fact D) law
A) test a hypothesis. B) ask a question. C) communicate results. D) simplify data.
A) asking questions. about observations B) accepting investigation results. C) summarizing research. D) forming expectations.
A) focus an investigation. B) prove evidence. C) change results. D) review evidence.
A) change results. B) prove evidence. C) focus an investigation. D) draw conclusions.
A) a closed case. B) a repeated question. C) new evidence. D) outdated evidence.
A) chronological order B) numerical order C) alphabetical order D) They do not follow a set order.
A) complex data B) many variables at once. C) conflicting data. D) ne variable at a time.
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
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 include the information in science textbooks. C) They can make scientific laws based on new discoveries. D) They can honor scientists for their achievements.
A) drawing conclusions B) asking questions C) communicating results D) analyzing data
A) model B) concept C) investigation D) theory.
A) ties together many hypotheses and observations. B) is not useful in predicting the future. C) is often used to explain scientific models. D) is a single hypothesis.
A) evaluate the evidence used. B) All of the answer choices C) review how the scientific methods were used. D) question the reasoning behind the explanations.
A) if their results support their hypotheses B) if other scientists agree with them C) if the data are correct D) if their questions are useful
A) They all agree with the results. B) They draw the same conclusions. C) They all disagree with the results. D) They review evidence.
A) There are no new questions. B) There results are facts. C) There is new evidence. D) There is no new evidence.
A) Equilibrium B) Evolution C) Function D) Cycle
A) Theory B) Trade-off C) Fact D) Hypothesis
A) Benefits B) Pros C) Trade-off D) Cons
A) fact B) measurement C) hypothesis D) theory
A) fact B) theory C) law D) hypothesis
A) The flower is red. B) The car traveled at 70 miles per hour C) The texture was rough. D) The shape was circular
A) The plant stood 6 cm tall. B) The water was 65 degrees C. C) There were 6 sides on the shape D) The texture was smooth
A) output B) input C) interaction D) component
A) equilibrium B) evolution C) interaction D) classification
A) If the beat to the music is fast then they c. will work faster because they will be more motivated. 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 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.
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 be shorter because they get more nutrients. 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) 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) 2 C) 3 D) 1
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 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 C) I predict that I will catch better with my left hand 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 longer then swing time will be slower because the pendulum will have to travel further. 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 shorter then the swing time will also be shorter.
A) True B) False
A) True B) False
A) False B) True
A) False B) True
A) Controlled experiment B) Hypothesis C) Controlled variable D) Variable
A) hypothesis B) controlled variable C) conclusion D) dependant variable
A) hypothesis B) conclusion C) dependant variable D) controlled experiment
A) constants B) controlled variables C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) both of the answer choices C) independant variable D) manipulated variable
A) dependent variable B) both of the answer choices C) constant D) none of the answer choices
A) independant variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) dependant variable B) none of the answer choices C) responding variable D) both of the answer choices
A) manipulated variable B) both of the answer choices C) none of the answer choices 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 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 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 do I keep the same? C) What am I measuring?
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 do I change? or What am I testing? C) What am I measuring?
A) a reproducible procedure B) a control C) multiple trials D) a small sample size
A) develop a procedure B) collect evidence C) analyze data D) make a conclusion
A) 2-5 snails B) 5-10 snails C) more than 15 snails D) 10-15 snails
A) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. 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) a raw carrot is hard to chew, and it makes his teeth hurt.
A) b. noise levels B) a. time of day C) c. none of the above D) both a and b
A) b. time B) both a and b C) neither a or b D) a. distance
A) by increasing the amount of water B) by increasing the amount of the salt in the water. C) by increasing the number of days D) by increasing the number of plants
A) control data B) quantitative data C) unreliable data D) qualitative data
A) no conclusions can be made about people B) people vary in their responses, but general conclusions can be made. C) each person is different, so concluions can only be made about individual people. D) people are all the same, and general conclusions can be made.
A) to replace real things in the natural world B) to help explain theories C) to help us understand the natural world D) to explain or analyze something in detail
A) a conceptual model B) a physical model C) a climate model D) a mathematical model
A) physical model. B) conceptual model. C) global model. D) mathematical model.
A) take apart the model. B) visualize the model. C) choose the right model. D) measure the model.
A) a mathematical model B) an astronomical model C) a conceptual model D) a physical model
A) a debate theory B) a model C) an inquiry D) a question
A) a telescopic model B) a conceptual model C) a physical model D) a mathematical model
A) The models have numbers. B) The models have many pages. C) The models have many variables. D) The models are on a disk.
A) A line graph would best display the information, because it shows trends clearly. B) A bar graph would best display the information, because it allows you to compare categories quickly. C) A circle graph would best display the information, because it allows you to compare the different categories to the whole. D) A Venn diagram would best display the information, because it shows the relationship between the languages.
A) It preserves the system used in England long ago. B) Its units are based on objects that vary in size. C) It can be used by scientists everywhere. D) It uses the smallest possible numbers.
A) centimeters. B) meters. C) square units. D) liters.
A) meter. B) cubic meter. C) metric ton. D) kilogram.
A) It allows scientists everywhere to share and compare data. B) It provides a system that can be used only by scientists. C) It does not use fractions or decimals. D) It reduces the variables in mathematical climate models.
A) a gram B) a kilogram C) a meter D) a cubic meter
A) multiply length times width times height. B) divide mass by volume. C) multiply length times width. D) use a thermometer.
A) note data in multiples of five. B) translate data into English. C) base data on many variables. D) share data around the world.
A) All scientists can use them. B) They are not in English. C) They are always correct. D) No scientists can use them.
A) region B) volume C) mass D) area
A) hypothesis B) theory C) law D) B) observation
A) a theory B) a law. C) an observation. D) a hypothesis.
A) watering half the plants with pure water and half with salt water B) adding food color to see how far the salt penetrates the plants C) h cooling the salt water before watering the plants D) g increasing the amount of salt added to the water each day
A) amount of water used B) amounts of sugar used C) temperature of the water D) amount of time stirring
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) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes D) Amount of antifreeze added to the water
A) An electronic light meter B) A spring scale C) A triple-beam balance 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 obtain funding for the research 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 other game fish species populations low C) To keep a healthy population of adult fish D) To have enough fish for zoo aquariums
A) Microscope B) Pan balance C) Binoculars D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The efficiency of solar technology used in that state 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 |