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 D) outdated evidence.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