A) The length of day is caused by Appollo riding his chariot into the sky. B) All of the explanations are natural. 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) Are demons responsible for my car not working? B) Does voodoo magic cause people to get sick in parts of Africa? C) Do red grapes taste better than green grapes? D) Are there more people who like red grapes than green grapes?
A) A solar eclipse. B) the change of the moon’s shape during the month C) lightning D) A trick in a magic show.
A) c) Form B) b) Property C) Both a and b D) a) Characteristic
A) Hypothesis B) Fact C) Law D) Theory
A) Procedure B) Variable C) Data D) Controlled experiment
A) Unifying B) Proportion C) Function D) System
A) hypothesis. B) synopsis C) law D) fact
A) test a hypothesis. B) communicate results. C) ask a question. D) simplify data.
A) accepting investigation results. B) forming expectations. C) asking questions. about observations D) summarizing research.
A) review evidence. B) change results. C) prove evidence. D) focus an investigation.
A) change results. B) focus an investigation. C) draw conclusions. D) prove evidence.
A) a repeated question. B) outdated evidence. C) new evidence. D) a closed case.
A) They do not follow a set order. B) alphabetical order C) numerical order D) chronological order
A) ne variable at a time. B) conflicting data. C) many variables at once. D) complex data
A) change data. B) investigate a question. C) analyze data. D) prove a theory.
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 include the information in science textbooks. C) They can review evidence to investigate further. D) They can honor scientists for their achievements.
A) drawing conclusions B) asking questions C) analyzing data D) communicating results
A) theory. B) model C) investigation D) concept
A) ties together many hypotheses and observations. B) is often used to explain scientific models. C) is a single hypothesis. D) is not useful in predicting the future.
A) review how the scientific methods were used. B) question the reasoning behind the explanations. C) evaluate the evidence used. D) All of the answer choices
A) if their results support their hypotheses B) if their questions are useful C) if other scientists agree with them D) if the data are correct
A) They all disagree with the results. B) They draw the same conclusions. C) They review evidence. D) They all agree 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) Cycle B) Equilibrium C) Function D) Evolution
A) Hypothesis B) Trade-off C) Fact D) Theory
A) Benefits B) Trade-off C) Pros D) Cons
A) fact B) theory C) hypothesis D) measurement
A) fact B) hypothesis C) theory D) law
A) The car traveled at 70 miles per hour B) The texture was rough. C) The shape was circular D) The flower is red.
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) output B) input C) interaction D) component
A) evolution B) classification C) equilibrium D) interaction
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) 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. 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 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) 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 gets more sunlight then the group that got more sunlight 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 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) 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) False B) True
A) True B) False
A) True B) False
A) True B) False
A) Controlled experiment B) Variable C) Hypothesis D) Controlled variable
A) controlled variable B) dependant variable C) conclusion D) hypothesis
A) controlled experiment B) conclusion C) dependant variable D) hypothesis
A) both of the answer choices B) none of the answer choices C) constants D) controlled variables
A) manipulated variable B) independant variable C) none of the answer choices D) both of the answer choices
A) both of the answer choices B) constant C) none of the answer choices D) dependent variable
A) none of the answer choices B) independant variable C) both of the answer choices D) dependant variable
A) none of the answer choices B) responding variable C) dependant variable D) both of the answer choices
A) both of the answer choices B) manipulated variable C) dependant variable D) none 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 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 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 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) a control B) multiple trials C) a small sample size D) a reproducible procedure
A) develop a procedure B) collect evidence C) make a conclusion D) analyze data
A) more than 15 snails B) 10-15 snails C) 2-5 snails D) 5-10 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) carrots take a long time to peel, and he doesn’ t like peeling them. 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) both a and b D) b. noise levels
A) a. distance B) both a and b C) neither a or b D) b. time
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) control data D) quantitative data
A) no conclusions can be made about people B) people are all the same, and general conclusions can be made. 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 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 climate model D) a mathematical model
A) conceptual model. B) global model. C) mathematical model. D) physical model.
A) take apart the model. B) measure the model. C) choose the right model. D) visualize the model.
A) an astronomical model B) a physical model C) a mathematical model D) a conceptual model
A) a debate theory B) a question C) an inquiry D) a model
A) a physical model B) a mathematical model C) a telescopic model D) a conceptual model
A) The models are on a disk. B) The models have numbers. C) The models have many variables. D) The models have many pages.
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 circle graph would best display the information, because it allows you to compare the different categories to the whole. D) A bar graph would best display the information, because it allows you to compare categories quickly.
A) It can be used by scientists everywhere. B) It preserves the system used in England long ago. C) Its units are based on objects that vary in size. D) It uses the smallest possible numbers.
A) square units. B) liters. C) centimeters. D) meters.
A) metric ton. B) cubic meter. C) kilogram. D) meter.
A) It provides a system that can be used only by scientists. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It does not use fractions or decimals.
A) a cubic meter B) a meter C) a kilogram D) a gram
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) base data on many variables. C) share data around the world. D) translate data into English.
A) All scientists can use them. B) They are always correct. C) No scientists can use them. D) They are not in English.
A) region B) mass C) area D) volume
A) law B) B) observation C) hypothesis D) theory
A) an observation. B) a hypothesis. C) a theory D) a law.
A) h cooling the salt water before watering the plants B) adding food color to see how far the salt penetrates the plants C) watering half the plants with pure water and half with salt water D) g increasing the amount of salt added to the water each day
A) amounts of sugar used B) amount of water used C) temperature of the water D) amount of time stirring
A) Amount of water put into a container B) Type of thermometer used to measure the freezing point 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) An electronic light meter B) A graduated cylinder C) A triple-beam balance D) A spring scale
A) Measure and compare the volume of the pot and the microwave. B) Observe and record the time for each ice cube to completely change to a liquid. C) Identify and record the temperature of each ice cube before each trial. 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 other game fish species populations low B) To have enough fish for zoo aquariums C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Microscope B) Pan balance C) Binoculars D) pH paper
A) The number of sunny days per year and the amount of solar power used per year B) The percentage of days that have enough sunlight to power a solar water heater C) The location and type of solar cells used in that state D) The efficiency of solar technology used in that state |