A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) All of the explanations are natural. C) The length of day is caused by Appollo riding his chariot into the sky. 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) A trick in a magic show. B) the change of the moon’s shape during the month C) A solar eclipse. D) lightning
A) Both a and b B) b) Property C) c) Form D) a) Characteristic
A) Fact B) Theory C) Hypothesis D) Law
A) Procedure B) Controlled experiment C) Data D) Variable
A) Proportion B) Unifying C) Function D) System
A) hypothesis. B) law C) synopsis D) fact
A) communicate results. B) ask a question. C) simplify data. D) test a hypothesis.
A) accepting investigation results. B) forming expectations. C) summarizing research. D) asking questions. about observations
A) review evidence. B) change results. C) focus an investigation. D) prove evidence.
A) change results. B) prove evidence. C) focus an investigation. D) draw conclusions.
A) a closed case. B) new evidence. C) a repeated question. D) outdated evidence.
A) They do not follow a set order. B) numerical order C) chronological order D) alphabetical order
A) many variables at once. B) conflicting data. C) ne variable at a time. D) complex data
A) investigate a question. B) analyze data. C) change data. D) prove a theory.
A) drawing conclusions. B) forming a hypothesis. C) asking a question. D) testing a hypothesis.
A) They can honor scientists for their achievements. B) They can include the information in science textbooks. C) They can make scientific laws based on new discoveries. D) They can review evidence to investigate further.
A) communicating results B) drawing conclusions C) analyzing data D) asking questions
A) model B) theory. C) concept D) investigation
A) is often used to explain scientific models. B) is a single hypothesis. C) ties together many hypotheses and observations. D) is not useful in predicting the future.
A) question the reasoning behind the explanations. B) All of the answer choices C) review how the scientific methods were used. D) evaluate the evidence used.
A) if other scientists agree with them B) if their questions are useful C) if the data are correct D) if their results support their hypotheses
A) They review evidence. B) They draw the same conclusions. C) They all agree with the results. D) They all disagree with the results.
A) There is no new evidence. B) There is new evidence. C) There results are facts. D) There are no new questions.
A) Equilibrium B) Function C) Evolution D) Cycle
A) Trade-off B) Hypothesis C) Theory D) Fact
A) Pros B) Cons C) Benefits D) Trade-off
A) measurement B) fact C) hypothesis D) theory
A) theory B) fact C) hypothesis D) law
A) The shape was circular B) The texture was rough. C) The flower is red. D) The car traveled at 70 miles per hour
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) input B) component C) output D) interaction
A) interaction B) evolution C) classification 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 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 people listen to music while working then they will work faster because music is like magic D) I predict that people who listen to music will work faster because they will be more motivated.
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 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) 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) 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) 4 D) 1
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) If I try to catch the ball then it might be better with my right because I am right handed. D) I will catch the ball more times with my left hand because I am left handed.
A) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. B) If the string is shorter then the swing time will also be shorter. C) If the length of the string changes then swing time might be longer or shorter because you will change the length of string. 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) False B) True
A) True B) False
A) False B) True
A) Variable B) Controlled variable C) Controlled experiment D) Hypothesis
A) hypothesis B) controlled variable C) dependant variable D) conclusion
A) conclusion B) hypothesis C) controlled experiment D) dependant variable
A) controlled variables B) both of the answer choices C) none of the answer choices D) constants
A) manipulated variable B) independant variable C) both of the answer choices D) none of the answer choices
A) dependent variable B) both of the answer choices C) constant D) none of the answer choices
A) independant variable B) both of the answer choices C) dependant variable D) none of the answer choices
A) none of the answer choices B) responding variable 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 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 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 keep the same? B) What am I measuring? C) What do I change? or What am I testing?
A) a small sample size B) a control C) a reproducible procedure D) multiple trials
A) develop a procedure B) make a conclusion 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) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) a raw carrot is hard to chew, and it makes his teeth hurt.
A) both a and b B) a. time of day C) b. noise levels D) c. none of the above
A) b. time B) a. distance C) both a and b D) neither a or b
A) by increasing the amount of the salt in the water. B) by increasing the number of plants C) by increasing the amount of water D) by increasing the number of days
A) quantitative data B) control data C) unreliable data D) qualitative data
A) people vary in their responses, but general conclusions can be made. B) each person is different, so concluions can only be made about individual people. C) people are all the same, and general conclusions can be made. D) no conclusions can be made about people
A) to replace real things in the natural world B) to explain or analyze something in detail 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) physical model. B) mathematical model. C) global model. D) conceptual model.
A) visualize the model. B) measure the model. C) take apart the model. D) choose the right model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) an inquiry B) a question C) a model D) a debate theory
A) a conceptual model B) a telescopic model C) a mathematical model D) a physical model
A) The models have many pages. B) The models have numbers. 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 uses the smallest possible numbers. B) Its units are based on objects that vary in size. 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) meter. B) metric ton. C) cubic meter. D) kilogram.
A) It reduces the variables in mathematical climate models. B) It provides a system that can be used only by scientists. C) It does not use fractions or decimals. D) It allows scientists everywhere to share and compare data.
A) a kilogram B) a meter C) a gram D) a cubic meter
A) divide mass by volume. B) multiply length times width. C) multiply length times width times height. D) use a thermometer.
A) note data in multiples of five. B) base data on many variables. C) share data around the world. D) translate data into English.
A) They are not in English. B) All scientists can use them. C) They are always correct. D) No scientists can use them.
A) region B) mass C) volume D) area
A) B) observation B) law C) hypothesis D) theory
A) a hypothesis. B) an observation. C) a law. D) a theory
A) adding food color to see how far the salt penetrates the plants B) watering half the plants with pure water and half with salt water 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 time stirring B) temperature of the water C) amounts of sugar used D) amount of water used
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) 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) An electronic light meter B) A triple-beam balance C) A spring scale D) A graduated cylinder
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) Determine the volume of liquid water made by each ice cube. D) Measure and compare the volume of the pot and the microwave.
A) because there can only be one correct theory B) that research and observations support the theory C) to obtain funding for the research D) to gain recognition as a great scientist
A) To have enough fish for zoo aquariums B) To keep a healthy population of adult fish C) To have people spend more money on fishing D) To keep other game fish species populations low
A) Binoculars B) Pan balance C) Microscope D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The number of sunny days per year and the amount of solar power used per year C) The location and type of solar cells used in that state D) The efficiency of solar technology used in that state |