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) Does voodoo magic cause people to get sick in parts of Africa? B) Are demons responsible for my car not working? C) Are there more people who like red grapes than green grapes? D) Do red grapes taste better than green grapes?
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) b) Property B) a) Characteristic C) Both a and b D) c) Form
A) Law B) Theory C) Hypothesis D) Fact
A) Variable B) Controlled experiment C) Procedure D) Data
A) Proportion B) Function C) Unifying D) System
A) synopsis B) law C) hypothesis. D) fact
A) simplify data. B) ask a question. C) test a hypothesis. D) communicate results.
A) asking questions. about observations B) forming expectations. C) accepting investigation results. D) summarizing research.
A) review evidence. B) prove evidence. C) change results. D) focus an investigation.
A) draw conclusions. B) focus an investigation. C) change results. D) prove evidence.
A) outdated evidence. B) a closed case. C) a repeated question. D) new evidence.
A) alphabetical order B) chronological order C) They do not follow a set order. D) numerical order
A) complex data B) ne variable at a time. C) many variables at once. D) conflicting data.
A) analyze data. B) prove a theory. C) change data. D) investigate a question.
A) drawing conclusions. B) forming a hypothesis. C) asking a question. D) testing a hypothesis.
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) drawing conclusions B) analyzing data C) communicating results D) asking questions
A) model B) concept C) investigation D) theory.
A) is often used to explain scientific models. B) ties together many hypotheses and observations. C) is a single hypothesis. D) is not useful in predicting the future.
A) question the reasoning behind the explanations. B) All of the answer choices C) evaluate the evidence used. D) review how the scientific methods were used.
A) if their questions are useful B) if the data are correct C) if their results support their hypotheses D) if other scientists agree with them
A) They all disagree with the results. B) They all agree with the results. C) They review evidence. D) They draw the same conclusions.
A) There is no new evidence. B) There is new evidence. C) There results are facts. D) There are no new questions.
A) Cycle B) Function C) Equilibrium D) Evolution
A) Hypothesis B) Fact C) Trade-off D) Theory
A) Trade-off B) Cons C) Benefits D) Pros
A) theory B) fact C) measurement D) hypothesis
A) fact B) theory C) hypothesis D) law
A) The shape was circular B) The flower is red. C) The car traveled at 70 miles per hour D) The texture was rough.
A) The water was 65 degrees C. B) The texture was smooth C) The plant stood 6 cm tall. D) There were 6 sides on the shape
A) output B) input C) interaction D) component
A) interaction B) equilibrium 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) If the beat to the music is fast then they c. will work faster because they will be more motivated. D) I predict that people who listen to music will work faster because they will be more motivated.
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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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) 4 B) 1 C) 3 D) 2
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) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. C) If the string is longer then swing time will be slower because the pendulum will have to travel further. 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) False B) True
A) False B) True
A) True B) False
A) Controlled variable B) Hypothesis C) Controlled experiment D) Variable
A) hypothesis B) controlled variable C) conclusion D) dependant variable
A) conclusion B) hypothesis C) dependant variable D) controlled experiment
A) constants B) none of the answer choices C) controlled variables D) both of the answer choices
A) both of the answer choices B) independant variable C) manipulated variable D) none of the answer choices
A) constant B) none of the answer choices C) both of the answer choices D) dependent variable
A) both of the answer choices B) dependant variable C) independant variable D) none of the answer choices
A) both of the answer choices B) responding variable C) none of the answer choices D) dependant variable
A) dependant variable B) manipulated variable C) none of the answer choices D) both of the answer choices
A) What am I measuring? B) What do I keep the same? 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 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 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 do I keep the same? C) What am I measuring?
A) multiple trials B) a small sample size C) a reproducible procedure D) a control
A) make a conclusion B) collect evidence C) analyze data D) develop a procedure
A) 2-5 snails B) more than 15 snails C) 5-10 snails D) 10-15 snails
A) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) carrots taste dry, and he doesn’t like things that taste dry. D) carrots take a long time to peel, and he doesn’ t like peeling them.
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 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) qualitative data B) unreliable data C) quantitative data D) control data
A) no conclusions can be made about 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) each person is different, so concluions can only be made about individual people.
A) to explain or analyze something in detail B) to replace real things in the natural world C) to help explain theories D) to help us understand the natural world
A) a physical model B) a climate model C) a conceptual model D) a mathematical model
A) mathematical model. B) global model. C) conceptual model. D) physical model.
A) take apart the model. B) measure the model. C) visualize the model. D) choose the right model.
A) a mathematical model B) an astronomical model C) a conceptual model D) a physical model
A) an inquiry B) a model C) a debate theory D) a question
A) a mathematical model B) a telescopic model C) a physical model D) a conceptual model
A) The models have numbers. B) The models have many pages. C) The models are on a disk. D) The models have many variables.
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 Venn diagram would best display the information, because it shows the relationship between the languages. D) A circle graph would best display the information, because it allows you to compare the different categories to the whole.
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) liters. B) meters. C) centimeters. D) square units.
A) kilogram. B) meter. C) metric ton. D) cubic meter.
A) It provides a system that can be used only by scientists. B) It allows scientists everywhere to share and compare data. C) It does not use fractions or decimals. D) It reduces the variables in mathematical climate models.
A) a kilogram B) a gram C) a meter D) a cubic meter
A) use a thermometer. B) multiply length times width times height. C) divide mass by volume. D) multiply length times width.
A) share data around the world. B) translate data into English. C) note data in multiples of five. D) base data on many variables.
A) They are not in English. B) All scientists can use them. C) No scientists can use them. D) They are always correct.
A) volume B) area C) mass D) region
A) law B) theory C) hypothesis D) B) observation
A) a hypothesis. B) a law. C) an observation. D) a theory
A) g increasing the amount of salt added to the water each day B) watering half the plants with pure water and half with salt water C) adding food color to see how far the salt penetrates the plants D) h cooling the salt water before watering the plants
A) amounts of sugar used B) amount of time stirring C) temperature of the water D) amount of water used
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes 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) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
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) Measure and compare the volume of the pot and the microwave. C) Observe and record the time for each ice cube to completely change to a liquid. 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) that research and observations support the theory D) to gain recognition as a great scientist
A) To keep a healthy population of adult fish B) To have people spend more money on fishing C) To have enough fish for zoo aquariums D) To keep other game fish species populations low
A) pH paper B) Pan balance C) Binoculars D) Microscope
A) The efficiency of solar technology used in that state B) The location and type of solar cells used in that state C) The number of sunny days per year and the amount of solar power used per year D) The percentage of days that have enough sunlight to power a solar water heater |