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 there more people who like red grapes than green grapes? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Does voodoo magic cause people to get sick in parts of Africa?
A) lightning B) the change of the moon’s shape during the month C) A trick in a magic show. D) A solar eclipse.
A) a) Characteristic B) b) Property C) c) Form D) Both a and b
A) Hypothesis B) Fact C) Law D) Theory
A) Variable B) Procedure C) Controlled experiment D) Data
A) Unifying B) System C) Function D) Proportion
A) fact B) synopsis C) law D) hypothesis.
A) simplify data. B) test a hypothesis. C) ask a question. D) communicate results.
A) asking questions. about observations B) accepting investigation results. C) summarizing research. D) forming expectations.
A) change results. B) review evidence. C) focus an investigation. D) prove evidence.
A) change results. B) focus an investigation. C) prove evidence. D) draw conclusions.
A) new evidence. B) a repeated question. C) a closed case. D) outdated evidence.
A) alphabetical order B) numerical order C) chronological order D) They do not follow a set order.
A) complex data B) many variables at once. C) ne variable at a time. D) conflicting data.
A) prove a theory. B) analyze data. C) investigate a question. D) change data.
A) forming a hypothesis. B) testing a hypothesis. C) drawing conclusions. D) asking a question.
A) They can review evidence to investigate further. B) They can make scientific laws based on new discoveries. C) They can honor scientists for their achievements. D) They can include the information in science textbooks.
A) asking questions B) communicating results C) drawing conclusions D) analyzing data
A) investigation B) model C) theory. D) concept
A) is often used to explain scientific models. B) is a single hypothesis. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) All of the answer choices B) evaluate the evidence used. C) review how the scientific methods were used. D) question the reasoning behind the explanations.
A) if the data are correct B) if their results support their hypotheses C) if their questions are useful D) if other scientists agree with them
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 results are facts. B) There are no new questions. C) There is no new evidence. D) There is new evidence.
A) Function B) Cycle C) Equilibrium D) Evolution
A) Trade-off B) Fact C) Theory D) Hypothesis
A) Benefits B) Cons C) Trade-off D) Pros
A) measurement B) theory C) hypothesis D) fact
A) law B) hypothesis C) theory D) fact
A) The texture was rough. B) The shape was circular C) The flower is red. D) The car traveled at 70 miles per hour
A) The water was 65 degrees C. B) The plant stood 6 cm tall. C) The texture was smooth D) There were 6 sides on the shape
A) interaction B) output C) input D) component
A) interaction B) evolution C) classification D) equilibrium
A) I predict that people who listen to music will work faster because they will be more motivated. B) If the beat to the music is fast then they c. 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 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 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) 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. 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) 2 B) 1 C) 4 D) 3
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) True B) False
A) False B) True
A) True B) False
A) Variable B) Hypothesis C) Controlled variable D) Controlled experiment
A) controlled variable B) dependant variable C) hypothesis D) conclusion
A) conclusion B) dependant variable C) controlled experiment D) hypothesis
A) controlled variables B) both of the answer choices C) constants D) none of the answer choices
A) independant variable B) none of the answer choices C) manipulated variable D) both of the answer choices
A) both of the answer choices B) dependent variable C) none of the answer choices D) constant
A) none of the answer choices B) dependant variable C) both of the answer choices D) independant variable
A) responding variable B) dependant variable C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) dependant variable C) manipulated 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 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 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 do I keep the same? C) What am I measuring?
A) What do I change? or What am I testing? B) What do I keep the same? C) What am I measuring?
A) a small sample size B) a reproducible procedure C) multiple trials D) a control
A) collect evidence B) develop a procedure C) make a conclusion D) analyze data
A) 5-10 snails B) 10-15 snails C) more than 15 snails D) 2-5 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) a raw carrot is hard to chew, and it makes his teeth hurt. D) carrots taste dry, and he doesn’t like things that taste dry.
A) a. time of day B) both a and b C) c. none of the above D) b. noise levels
A) both a and b B) b. time C) a. distance D) neither a or b
A) by increasing the amount of water B) by increasing the number of days C) by increasing the amount of the salt in the water. D) by increasing the number of plants
A) control data B) unreliable data C) qualitative data D) quantitative data
A) people are all the same, and general conclusions can be made. B) no conclusions can be made about people C) each person is different, so concluions can only be made about individual people. D) people vary in their responses, but general conclusions can be made.
A) to explain or analyze something in detail B) to help explain theories C) to help us understand the natural world D) to replace real things in the natural world
A) a physical model B) a climate model C) a mathematical model D) a conceptual model
A) global model. B) mathematical model. C) physical model. D) conceptual model.
A) take apart the model. B) choose the right model. C) measure the model. D) visualize the model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) an inquiry B) a model C) a question D) a debate theory
A) a mathematical model B) a conceptual model C) a physical model D) a telescopic model
A) The models are on a disk. B) The models have many pages. C) The models have numbers. D) The models have many variables.
A) A line graph would best display the information, because it shows trends clearly. B) A Venn diagram would best display the information, because it shows the relationship between the languages. C) A bar graph would best display the information, because it allows you to compare categories quickly. 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) It can be used by scientists everywhere. C) Its units are based on objects that vary in size. D) It uses the smallest possible numbers.
A) meters. B) square units. C) liters. D) centimeters.
A) kilogram. B) metric ton. C) meter. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It provides a system that can be used only by scientists. C) It allows scientists everywhere to share and compare data. D) It does not use fractions or decimals.
A) a meter B) a gram C) a kilogram D) a cubic meter
A) multiply length times width times height. B) divide mass by volume. C) use a thermometer. D) multiply length times width.
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) They are always correct. C) No scientists can use them. D) All scientists can use them.
A) region B) mass C) area D) volume
A) theory B) hypothesis C) law D) B) observation
A) a law. B) a theory C) a hypothesis. D) an observation.
A) watering half the plants with pure water and half with salt water B) h cooling the salt water before watering the plants C) adding food color to see how far the salt penetrates the plants D) g increasing the amount of salt added to the water each day
A) amount of time stirring B) amounts of sugar used C) amount of water used D) temperature of the water
A) Amount of antifreeze added to the water B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of water put into a container
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) A triple-beam balance B) An electronic light meter C) A spring scale D) A graduated cylinder
A) Observe and record the time for each ice cube to completely change to a liquid. 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) Determine the volume of liquid water made by each ice cube.
A) because there can only be one correct theory B) to gain recognition as a great scientist C) that research and observations support the theory D) to obtain funding for the research
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) Binoculars B) Pan balance C) Microscope D) pH paper
A) The location and type of solar cells used in that state B) The efficiency of solar technology 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 |