A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. C) The length of day is caused by Appollo riding his chariot into the sky. D) All of the explanations are natural.
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) A trick in a magic show. B) lightning C) A solar eclipse. D) the change of the moon’s shape during the month
A) a) Characteristic B) b) Property C) Both a and b D) c) Form
A) Theory B) Law C) Fact D) Hypothesis
A) Controlled experiment B) Variable C) Data D) Procedure
A) Function B) System C) Unifying D) Proportion
A) hypothesis. B) law C) fact D) synopsis
A) test a hypothesis. B) ask a question. C) simplify data. D) communicate results.
A) asking questions. about observations B) forming expectations. C) accepting investigation results. D) summarizing research.
A) focus an investigation. B) change results. C) prove evidence. D) review evidence.
A) prove evidence. B) change results. C) focus an investigation. D) draw conclusions.
A) a closed case. B) outdated evidence. C) new evidence. D) a repeated question.
A) chronological order B) alphabetical order C) numerical order D) They do not follow a set order.
A) conflicting data. B) ne variable at a time. C) many variables at once. D) complex data
A) prove a theory. B) change data. C) analyze data. D) investigate a question.
A) testing a hypothesis. B) forming a hypothesis. C) drawing conclusions. D) asking a question.
A) They can include the information in science textbooks. B) They can make scientific laws based on new discoveries. C) They can honor scientists for their achievements. D) They can review evidence to investigate further.
A) analyzing data B) communicating results C) drawing conclusions D) asking questions
A) investigation B) model C) theory. D) concept
A) is a single hypothesis. B) is often used to explain scientific models. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) question the reasoning behind the explanations. B) review how the scientific methods were used. C) evaluate the evidence used. D) All of the answer choices
A) if the data are correct B) if other scientists agree with them C) if their results support their hypotheses D) if their questions are useful
A) They all disagree with the results. B) They review evidence. C) They all agree with the results. D) They draw the same conclusions.
A) There is new evidence. B) There results are facts. C) There is no new evidence. D) There are no new questions.
A) Equilibrium B) Cycle C) Evolution D) Function
A) Trade-off B) Hypothesis C) Theory D) Fact
A) Cons B) Trade-off C) Pros D) Benefits
A) measurement B) theory C) hypothesis D) fact
A) fact B) hypothesis C) law D) theory
A) The texture was rough. B) The flower is red. C) The shape was circular D) The car traveled at 70 miles per hour
A) The texture was smooth B) The water was 65 degrees C. C) There were 6 sides on the shape D) The plant stood 6 cm tall.
A) component B) interaction C) output D) input
A) classification B) equilibrium C) interaction D) evolution
A) If the beat to the music is fast then they c. will work faster because they will be more motivated. B) I predict that people who listen to music 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) 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) 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) 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 be shorter because they get more nutrients.
A) 3 B) 2 C) 1 D) 4
A) I predict that I will catch better with my left hand 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 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) 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 length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) False B) True
A) True B) False
A) True B) False
A) False B) True
A) Variable B) Hypothesis C) Controlled experiment D) Controlled variable
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) controlled experiment B) conclusion C) hypothesis D) dependant variable
A) constants B) none of the answer choices C) controlled variables D) both of the answer choices
A) both of the answer choices B) manipulated variable C) none of the answer choices D) independant variable
A) none of the answer choices B) constant C) both of the answer choices D) dependent variable
A) none of the answer choices B) independant variable C) both of the answer choices D) dependant variable
A) responding variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) manipulated variable B) none of the answer choices C) dependant 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 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 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 do I change? or What am I testing? C) What am I measuring?
A) multiple trials B) a reproducible procedure C) a small sample size D) a control
A) make a conclusion B) develop a procedure C) collect evidence D) analyze data
A) more than 15 snails B) 10-15 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) b. noise levels 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 days B) by increasing the amount of the salt in the water. C) by increasing the number of plants D) by increasing the amount of water
A) quantitative data B) qualitative data C) control data D) unreliable data
A) each person is different, so concluions can only be made about individual people. B) no conclusions can be made about people C) people vary in their responses, but general conclusions can be made. D) people are all the same, and general conclusions can be made.
A) to help us understand the natural world B) to replace real things in the natural world C) to explain or analyze something in detail D) to help explain theories
A) a physical model B) a conceptual model C) a climate model D) a mathematical model
A) physical model. B) conceptual model. C) global model. D) mathematical model.
A) choose the right model. B) take apart the model. C) visualize the model. D) measure the model.
A) a physical model B) an astronomical model C) a conceptual model D) a mathematical model
A) a model B) a question C) an inquiry D) a debate theory
A) a conceptual model B) a physical model C) a mathematical model D) a telescopic model
A) The models have many pages. B) The models have many variables. C) The models have numbers. D) The models are on a disk.
A) A Venn diagram would best display the information, because it shows the relationship between the languages. B) A bar graph would best display the information, because it allows you to compare categories quickly. C) A line graph would best display the information, because it shows trends clearly. 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 uses the smallest possible numbers. C) It preserves the system used in England long ago. D) It can be used by scientists everywhere.
A) liters. B) centimeters. C) square units. D) meters.
A) metric ton. B) meter. C) kilogram. D) cubic meter.
A) It does not use fractions or decimals. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It provides a system that can be used only by scientists.
A) a cubic meter B) a gram C) a kilogram D) a meter
A) multiply length times width times height. B) use a thermometer. C) multiply length times width. D) divide mass by volume.
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) They are always correct. B) All scientists can use them. C) No scientists can use them. D) They are not in English.
A) volume B) mass C) area D) region
A) B) observation B) theory C) hypothesis D) law
A) a hypothesis. B) a theory C) an observation. D) a law.
A) watering half the plants with pure water and half with salt water B) h cooling the salt water before watering the plants C) g increasing the amount of salt added to the water each day D) adding food color to see how far the salt penetrates the plants
A) amount of time stirring B) amounts of sugar used C) temperature of the water D) amount of water used
A) Temperature at which the water/antifreeze mixture freezes B) Type of thermometer used to measure the freezing point C) Amount of water put into a container D) Amount of antifreeze added to the water
A) Amount of antifreeze added to the water B) Amount of water put into a container 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) 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 enough fish for zoo aquariums B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have people spend more money on fishing
A) Microscope B) Binoculars C) Pan balance D) pH paper
A) The efficiency of solar technology used in that state B) The number of sunny days per year and the amount of solar power used per year C) The percentage of days that have enough sunlight to power a solar water heater D) The location and type of solar cells used in that state |