A) All of the explanations are natural. 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) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Are there more people who like red grapes than green grapes?
A) lightning B) A trick in a magic show. C) A solar eclipse. D) the change of the moon’s shape during the month
A) a) Characteristic B) Both a and b C) c) Form D) b) Property
A) Theory B) Law C) Hypothesis D) Fact
A) Variable B) Data C) Controlled experiment D) Procedure
A) System B) Unifying C) Proportion D) Function
A) law B) fact C) hypothesis. D) synopsis
A) communicate results. B) test a hypothesis. C) ask a question. D) simplify data.
A) forming expectations. B) summarizing research. C) asking questions. about observations D) accepting investigation results.
A) review evidence. B) focus an investigation. C) prove evidence. D) change results.
A) change results. B) focus an investigation. C) prove evidence. D) draw conclusions.
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 B) outdated evidence.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) complex data B) many variables at once. C) conflicting data. D) ne variable at a time.
A) prove a theory. B) investigate a question. C) change data. D) analyze data.
A) drawing conclusions. B) forming a hypothesis. C) testing a hypothesis. D) asking a question.
A) They can include the information in science textbooks. B) They can review evidence to investigate further. C) They can make scientific laws based on new discoveries. D) They can honor scientists for their achievements.
A) asking questions B) analyzing data C) communicating results D) drawing conclusions
A) theory. B) investigation C) model D) concept
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) All of the answer choices B) question the reasoning behind the explanations. C) review how the scientific methods were used. D) evaluate the evidence used.
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 draw the same conclusions. B) They all agree with the results. C) They review evidence. D) They all disagree with the results.
A) There are no new questions. B) There is new evidence. C) There results are facts. D) There is no new evidence.
A) Equilibrium B) Function C) Cycle D) Evolution
A) Theory B) Hypothesis C) Trade-off D) Fact
A) Benefits B) Cons C) Pros D) Trade-off
A) fact B) hypothesis C) measurement D) theory
A) fact B) theory C) hypothesis 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 plant stood 6 cm tall. B) The texture was smooth C) The water was 65 degrees C. D) There were 6 sides on the shape
A) component B) interaction C) input D) output
A) evolution B) classification C) interaction D) equilibrium
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) 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 be shorter 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 grow taller because they get more nutrients.
A) 1 B) 4 C) 2 D) 3
A) I predict that I will catch better with my left hand B) If I try to catch the ball then it might be better with my right because I am right 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 will catch the ball more times with my left hand because I am left handed.
A) If the string is shorter then the swing time will also be shorter. B) If the length of the string changes then swing time might be longer or shorter because you will change the length of string. C) If the string is longer then swing time will be slower because the pendulum will have to travel further. D) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance.
A) True B) False
A) False B) True
A) True B) False
A) True B) False
A) Variable B) Hypothesis C) Controlled experiment D) Controlled variable
A) conclusion B) dependant variable C) controlled variable D) hypothesis
A) conclusion B) hypothesis C) dependant variable D) controlled experiment
A) constants B) both of the answer choices C) none of the answer choices D) controlled variables
A) independant variable B) both of the answer choices C) manipulated variable D) none of the answer choices
A) constant B) dependent variable C) both of the answer choices D) none of the answer choices
A) dependant variable B) none of the answer choices C) independant variable D) both of the answer choices
A) responding variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) none of the answer choices B) manipulated variable C) dependant variable D) both of the answer choices
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 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 do I keep the same? 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 keep the same? B) What am I measuring? C) What do I change? or What am I testing?
A) multiple trials B) a control C) a reproducible procedure D) a small sample size
A) develop a procedure B) make a conclusion C) analyze data D) collect evidence
A) 2-5 snails B) more than 15 snails C) 5-10 snails D) 10-15 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots take a long time to peel, and he doesn’ t like peeling them. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) carrots taste dry, and he doesn’t like things that taste dry.
A) a. time of day B) c. none of the above C) b. noise levels D) both a and b
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 number of days C) by increasing the amount of the salt in the water. D) by increasing the amount of water
A) quantitative data B) qualitative data C) control data D) unreliable data
A) no conclusions can be made about 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) 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 physical model B) a conceptual model C) a mathematical model D) a climate model
A) mathematical model. B) physical model. C) global model. D) conceptual model.
A) choose the right model. B) measure the model. C) visualize the model. D) take apart the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) a question B) an inquiry C) a model D) a debate theory
A) a physical model B) a mathematical model C) a telescopic model D) a conceptual model
A) The models have numbers. B) The models have many variables. C) The models are on a disk. D) The models have many pages.
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 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 can be used by scientists everywhere. B) It uses the smallest possible numbers. C) It preserves the system used in England long ago. D) Its units are based on objects that vary in size.
A) liters. B) square units. C) meters. D) centimeters.
A) metric ton. B) kilogram. C) meter. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It allows scientists everywhere to share and compare data. C) It does not use fractions or decimals. 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) multiply length times width. C) divide mass by volume. D) use a thermometer.
A) note data in multiples of five. B) translate data into English. C) share data around the world. D) base data on many variables.
A) All scientists can use them. B) No scientists can use them. C) They are always correct. D) They are not in English.
A) area B) volume C) mass D) region
A) theory B) B) observation C) hypothesis D) law
A) a law. B) a theory C) a hypothesis. D) an observation.
A) h cooling the salt water before watering the plants B) adding food color to see how far the salt penetrates the plants C) g increasing the amount of salt added to the water each day D) watering half the plants with pure water and half with salt water
A) temperature of the water B) amount of water used C) amount of time stirring D) amounts of sugar used
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) Type of thermometer used to measure the freezing point B) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Amount of water put into a container
A) A graduated cylinder B) A triple-beam balance C) An electronic light meter D) A spring scale
A) Identify and record the temperature of each ice cube before each trial. B) Observe and record the time for each ice cube to completely change to a liquid. C) Measure and compare the volume of the pot and the microwave. D) Determine the volume of liquid water made by each ice cube.
A) because there can only be one correct theory B) to obtain funding for the research C) to gain recognition as a great scientist D) that research and observations support the theory
A) To keep a healthy population of adult fish B) To have people spend more money on fishing C) To keep other game fish species populations low D) To have enough fish for zoo aquariums
A) Pan balance B) Microscope C) Binoculars D) pH paper
A) The number of sunny days per year and the amount of solar power used per year B) The efficiency of solar technology used in that state C) The location and type of solar cells used in that state D) The percentage of days that have enough sunlight to power a solar water heater |