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 B) outdated evidence.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