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 B) outdated evidence.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