A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) The length of day is caused by Appollo riding his chariot into the sky. 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) Are demons responsible for my car not working? B) Does voodoo magic cause people to get sick in parts of Africa? C) Are there more people who like red grapes than green grapes? D) Do red grapes taste better than green grapes?
A) A trick in a magic show. B) lightning C) the change of the moon’s shape during the month D) A solar eclipse.
A) a) Characteristic B) c) Form C) b) Property D) Both a and b
A) Hypothesis B) Fact C) Law D) Theory
A) Variable B) Data C) Procedure D) Controlled experiment
A) Function B) Unifying C) System D) Proportion
A) law B) hypothesis. C) synopsis D) fact
A) communicate results. B) ask a question. C) simplify data. D) test a hypothesis.
A) summarizing research. B) asking questions. about observations C) forming expectations. D) accepting investigation results.
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) a closed case. B) a repeated question. C) outdated evidence. D) new evidence.
A) numerical order B) alphabetical order C) They do not follow a set order. D) chronological order
A) complex data B) ne variable at a time. C) many variables at once. D) conflicting data.
A) prove a theory. B) investigate a question. C) analyze data. D) change data.
A) asking a question. B) drawing conclusions. C) forming a hypothesis. D) testing a hypothesis.
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) communicating results B) analyzing data C) drawing conclusions D) asking questions
A) theory. B) investigation C) concept D) model
A) is a single hypothesis. B) ties together many hypotheses and observations. C) is not useful in predicting the future. D) is often used to explain scientific models.
A) All of the answer choices B) review how the scientific methods were used. C) evaluate the evidence used. D) question the reasoning behind the explanations.
A) if other scientists agree with them B) if their questions are useful C) if the data are correct D) if their results support their hypotheses
A) They review evidence. B) They all agree with the results. C) They draw the same conclusions. D) They all disagree with the results.
A) There is new evidence. B) There is no new evidence. C) There results are facts. D) There are no new questions.
A) Function B) Evolution C) Equilibrium D) Cycle
A) Hypothesis B) Theory C) Trade-off D) Fact
A) Benefits B) Trade-off C) Cons D) Pros
A) measurement B) theory C) fact D) hypothesis
A) fact B) hypothesis C) law D) theory
A) The texture was rough. B) The flower is red. C) The shape was circular D) The car traveled at 70 miles per hour
A) The water was 65 degrees C. B) There were 6 sides on the shape C) The texture was smooth D) The plant stood 6 cm tall.
A) output B) component C) interaction D) input
A) equilibrium B) evolution C) interaction D) classification
A) If people listen to music while working then they will work faster because music is like magic B) If the beat to the music is fast then they c. will work faster because they will be more motivated. 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 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) 2 B) 1 C) 4 D) 3
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 then it might be better with my right because I am right handed. 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) If the string is longer then swing time will be slower because the pendulum will have to travel further. B) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) True B) False
A) True B) False
A) True B) False
A) True B) False
A) Variable B) Hypothesis C) Controlled experiment D) Controlled variable
A) controlled variable B) hypothesis C) dependant variable D) conclusion
A) hypothesis B) dependant variable C) conclusion D) controlled experiment
A) controlled variables B) none of the answer choices C) both of the answer choices D) constants
A) manipulated variable B) both of the answer choices C) none of the answer choices D) independant variable
A) constant B) dependent variable C) none of the answer choices D) both of the answer choices
A) independant 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) responding variable
A) dependant variable B) none of the answer choices C) both of the answer choices D) manipulated variable
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 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 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) 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 do I keep the same? C) What am I measuring?
A) a reproducible procedure B) a small sample size C) multiple trials D) a control
A) make a conclusion B) develop a procedure C) analyze data D) collect evidence
A) more than 15 snails B) 10-15 snails C) 5-10 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 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) carrots taste dry, and he doesn’t like things that taste dry.
A) both a and b B) b. noise levels C) a. time of day D) c. none of the above
A) both a and b B) b. time C) a. distance D) neither a or b
A) by increasing the number of days B) by increasing the number of plants C) by increasing the amount of the salt in the water. D) by increasing the amount of water
A) control data B) unreliable data C) quantitative data D) qualitative data
A) people are all the same, and general conclusions can be made. B) people vary in their responses, but general conclusions can be made. C) no conclusions can be made about people D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to help explain theories C) to replace real things in the natural world D) to explain or analyze something in detail
A) a climate model B) a conceptual model C) a physical model D) a mathematical model
A) mathematical model. B) global model. C) physical model. D) conceptual model.
A) measure the model. B) take apart the model. C) choose the right model. D) visualize the model.
A) an astronomical model B) a conceptual model C) a physical model D) a mathematical model
A) a model B) a debate theory C) an inquiry D) a question
A) a conceptual model B) a physical model C) a mathematical model D) a telescopic model
A) The models have numbers. B) The models have many variables. C) The models have many pages. D) The models are on a disk.
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) centimeters. B) liters. C) meters. D) square units.
A) metric ton. B) meter. C) kilogram. D) cubic meter.
A) It does not use fractions or decimals. B) It allows scientists everywhere to share and compare data. C) It reduces the variables in mathematical climate models. D) It provides a system that can be used only by scientists.
A) a gram B) a kilogram C) a meter D) a cubic meter
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) They are not in English. B) All scientists can use them. C) No scientists can use them. D) They are always correct.
A) volume B) mass C) region D) area
A) hypothesis B) theory C) law D) B) observation
A) a law. B) an observation. C) a hypothesis. D) a theory
A) h cooling the salt water before watering the plants B) g increasing the amount of salt added to the water each day C) watering half the plants with pure water and half with salt water D) adding food color to see how far the salt penetrates the plants
A) amount of water used B) amount of time stirring C) temperature of the water D) amounts of sugar used
A) Temperature at which the water/antifreeze mixture freezes B) Amount of water put into a container C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
A) An electronic light meter B) A triple-beam balance C) A graduated cylinder D) A spring scale
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) because there can only be one correct theory B) to obtain funding for the research C) to gain recognition as a great scientist D) that research and observations support the theory
A) To have enough fish for zoo aquariums B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have people spend more money on fishing
A) Microscope B) Pan balance C) Binoculars D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater 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 location and type of solar cells used in that state |