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 B) outdated evidence.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