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 C) outdated evidence.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