A) All of the explanations are natural. B) The length of day is caused by Appollo riding his chariot into the sky. 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) 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) A solar eclipse. B) the change of the moon’s shape during the month C) lightning D) A trick in a magic show.
A) Both a and b B) a) Characteristic C) b) Property D) c) Form
A) Fact B) Theory C) Hypothesis D) Law
A) Controlled experiment B) Data C) Variable D) Procedure
A) Proportion B) System C) Unifying D) Function
A) fact B) law C) synopsis D) hypothesis.
A) communicate results. B) test a hypothesis. C) simplify data. D) ask a question.
A) asking questions. about observations B) accepting investigation results. C) summarizing research. D) forming expectations.
A) review evidence. B) prove evidence. C) focus an investigation. D) change results.
A) prove evidence. B) focus an investigation. C) draw conclusions. D) change results.
A) new evidence. B) outdated evidence. C) a closed case. D) a repeated question.
A) numerical order B) alphabetical order C) chronological order D) They do not follow a set order.
A) complex data B) conflicting data. C) many variables at once. D) ne variable at a time.
A) analyze data. B) change data. C) investigate a question. D) prove a theory.
A) forming a hypothesis. B) drawing conclusions. C) testing a hypothesis. D) asking a question.
A) They can review evidence to investigate further. B) They can honor scientists for their achievements. C) They can make scientific laws based on new discoveries. D) They can include the information in science textbooks.
A) communicating results B) asking questions C) drawing conclusions D) analyzing data
A) theory. B) model C) investigation 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) All of the answer choices C) evaluate the evidence used. D) question the reasoning behind the explanations.
A) if their questions are useful B) if other scientists agree with them C) if the data are correct D) if their results support their hypotheses
A) They all agree with the results. B) They review evidence. C) They draw the same conclusions. D) They all disagree with the results.
A) There is new evidence. B) There results are facts. C) There are no new questions. D) There is no new evidence.
A) Evolution B) Cycle C) Equilibrium D) Function
A) Fact B) Trade-off C) Hypothesis D) Theory
A) Cons B) Trade-off C) Benefits D) Pros
A) hypothesis B) measurement C) theory D) fact
A) law B) hypothesis C) fact D) theory
A) The flower is red. B) The texture was rough. C) The car traveled at 70 miles per hour D) The shape was circular
A) The texture was smooth B) The plant stood 6 cm tall. C) The water was 65 degrees C. D) There were 6 sides on the shape
A) interaction B) output C) input D) component
A) equilibrium B) classification C) interaction D) evolution
A) I predict that people who listen to music will work faster because they will be more motivated. 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) If people listen to music while working then they will work faster because music is like magic
A) 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. 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 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) 1 B) 3 C) 4 D) 2
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I will catch the ball more times with my left hand because I am left handed. C) I predict that I will catch better with my left hand D) 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
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 length of the string changes then swing time might be longer or shorter because you will change the length of string. D) If the string is shorter then the swing time will also be shorter.
A) False B) True
A) True B) False
A) False B) True
A) False B) True
A) Controlled experiment B) Hypothesis C) Variable D) Controlled variable
A) conclusion B) hypothesis C) dependant variable D) controlled variable
A) dependant variable B) controlled experiment C) conclusion D) hypothesis
A) controlled variables B) both of the answer choices C) none of the answer choices D) constants
A) both of the answer choices B) independant variable C) manipulated variable D) none of the answer choices
A) dependent variable B) both of the answer choices C) constant D) none of the answer choices
A) none of the answer choices B) dependant variable C) independant variable D) both of the answer choices
A) responding variable B) both of the answer choices C) dependant variable D) none of the answer choices
A) both of the answer choices B) dependant variable C) none of the answer choices D) manipulated variable
A) What do I change? or What am I testing? B) What am I measuring? 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 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 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) What do I keep the same? B) What do I change? or What am I testing? C) What am I measuring?
A) a control B) a small sample size C) multiple trials D) a reproducible procedure
A) make a conclusion B) analyze data C) develop a procedure 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) a raw carrot is hard to chew, and it makes his teeth hurt. C) carrots taste dry, and he doesn’t like things that taste dry. D) carrots take a long time to peel, and he doesn’ t like peeling them.
A) a. time of day B) b. noise levels C) c. none of the above D) both a and b
A) a. distance B) both a and b C) b. time 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) quantitative data B) unreliable data C) control data D) qualitative data
A) no conclusions can be made about people B) people are all the same, and general conclusions can be made. C) people vary in their responses, but general conclusions can be made. D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to explain or analyze something in detail C) to replace real things in the natural world D) to help explain theories
A) a physical model B) a climate model C) a mathematical model D) a conceptual model
A) conceptual model. B) global model. C) mathematical model. D) physical model.
A) take apart the model. B) visualize the model. C) measure the model. D) choose the right model.
A) a mathematical model B) a conceptual model C) an astronomical model D) a physical model
A) a debate theory B) an inquiry C) a question D) a model
A) a physical model B) a conceptual model C) a telescopic model D) a mathematical model
A) The models are on a disk. B) The models have many pages. C) The models have many variables. D) The models have numbers.
A) A line graph would best display the information, because it shows trends clearly. B) A bar graph would best display the information, because it allows you to compare categories quickly. C) A Venn diagram would best display the information, because it shows the relationship between the languages. 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) liters. B) centimeters. C) meters. D) square units.
A) meter. B) kilogram. C) metric ton. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It does not use fractions or decimals. C) It allows scientists everywhere to share and compare data. D) It provides a system that can be used only by scientists.
A) a gram B) a cubic meter C) a kilogram D) a meter
A) divide mass by volume. B) multiply length times width times height. C) multiply length times width. D) use a thermometer.
A) share data around the world. B) note data in multiples of five. C) translate data into English. D) base data on many variables.
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) volume D) area
A) hypothesis B) theory C) B) observation D) law
A) a theory B) an observation. C) a hypothesis. D) a law.
A) h cooling the salt water before watering the plants B) g increasing the amount of salt added to the water each day C) adding food color to see how far the salt penetrates the plants D) watering half the plants with pure water and half with salt water
A) amount of water used B) amount of time stirring C) amounts of sugar used D) temperature of the water
A) Amount of water put into a container B) Amount of antifreeze added to the water C) Temperature at which the water/antifreeze mixture freezes D) Type of thermometer used to measure the freezing point
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
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 gain recognition as a great scientist B) to obtain funding for the research C) that research and observations support the theory D) because there can only be one correct theory
A) To have enough fish for zoo aquariums B) To keep other game fish species populations low C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Pan balance B) Binoculars C) Microscope D) pH paper
A) The location and type of solar cells used in that state B) The percentage of days that have enough sunlight to power a solar water heater C) The number of sunny days per year and the amount of solar power used per year D) The efficiency of solar technology used in that state |