Space
Changing scientific knowledge
Weather
Cycles
A little of this and that
100
What is the reason it is hotter in June in Minneapolis than it is in December? A. Earth is farther from the Sun in December. B. Earth revolves at a slower rate in December. C. The Northern Hemisphere is tilted away from the Sun in December. D. The Northern Hemisphere has a shorter period of rotation in December. Correct Answer is C
C. The Northern Hemisphere is tilted away from the Sun in December.
100
A scientific theory is an explanation that A. has been published in a journal or book. B. predicts what will happen. C. has been tested by many observations. D. a scientist has tested with an experiment.
C. has been tested by many observations.
100
What role do forests play in hurricanes? (No answers)
The trees slowed the water down and helped hold the soil in place, reducing the chance for mudslides
100
Which of the following is common to the carbon cycle, the nitrogen cycle, and the water cycle? A. The substance is rearranged into different types of molecules as it moves through its cycle. B. The substance must pass through organisms in order to complete its cycle. C. The largest reserves of the substance are always in organisms. D. The substance is required by all living things and is involved in many processes that occur in all living things.
D. The substance is required by all living things and is involved in many processes that occur in all living things.
100
Dinosaurs roamed the earth in this Period
What is Jurassic Period
200
What is a lunar eclipse (Explain)
When you can't see light from the sun on the moon because Earth is in between.
200
An oceanographer is collecting data over a two-week period to determine how wave height is affected by wind speed. What data would be least important to record during measuring periods in this experiment? A. average wave height B. time of day measurements are taken C. average wind velocity D. complete list of all marine life seen in the area
D. complete list of all marine life seen in the area
200
Why would an increase in global temperature not be uniform? A. The Northern Hemisphere has more landmasses than the Southern Hemisphere. B. There are more people in the Northern Hemisphere than in the Southern Hemisphere. C. More CO2 is released into the atmosphere in the Northern Hemisphere. D. for more of the year than the Southern Hemisphere.
A. The Northern Hemisphere has more landmasses than the Southern Hemisphere.
200
According to the law of conservation of mass, ____. A. the amount of nitrogen in a system decreases as it cycles through that system B. the amount of nitrogen in a system increases as it cycles through that system C. some nitrogen is lost as it is consumed and utilized by organisms for metabolic functions D. the total amount of nitrogen in a system does not change as it cycles through that system
D. the total amount of nitrogen in a system does not change as it cycles through that system
200
How can scientists study fusion in the Sun?
The same fundamental laws that govern Earth also govern other areas of the universe.
300
How did Keppler propose plants orbited the sun?
He proposed that the planets orbited the sun in elliptical orbits
300
Why computer simulations are useful in studying Natural phenomena in the universe? A. There is too much controversy surrounding phenomena in space to study them directly. B. It is often very difficult to study these phenomena directly. C. There are no scientific tools to study the Sun's corona. D. A lack of funding prevents any type of space exploration in order to study such phenomena.
B. It is often very difficult to study these phenomena directly.
300
What are the two most important factors in determining a regions climate A. latitude and altitude B. average temperature and average precipitation C. proximity to the coasts and to mountain ranges D. none of the above
B. average temperature and average precipitation
300
What are the rocks in the rock cycle?
igneous, metamorphic and sedimentary
300
The heat transfer that occurs when a heated liquid rises because it is less dense than surrounding liquid A. is convection B. is conduction C. is radiation
A. is convection
400
How does a Black Hole form? A. very massive planets that collide with very large stars B. very massive stars when their core nuclear fuel has essentially expired, resulting in the core collapsing in on itself. C. very small stars when their outer shell nuclear fuel expires, leaving the dense core to collapse in on itself. D. very young stars that do not have enough nuclear fuel to start the massive chain reactions normally produced in stars emitting large amounts of electromagnetic energy
B. very massive stars when their core nuclear fuel has essentially expired, resulting in the core collapsing in on itself.
400
What theory, supported by topographic, age, and magnetic data from the ocean floor, helped convince scientists that the continents are actually moving? A. paleomagnetism B. seafloor spreading C. pangaea D. global positioning
B. seafloor spreading
400
Some thunderstorms are caused by convection resulting from the collision of two air masses. Which describes the collision involved in this type of thunderstorm? A. Two cold fronts collide. B. Two warm fronts collide. C. A cold front moves into an area with warm air. D. A warm front moves into an area with cold air.
C. A cold front moves into an area with warm air.
400
burning of fossil fuels
What is carbon cycle
400
What is frost wedging
physical weathering, from the expansion of frozen water in cracks
500
One of Mars’ moons, Phobos' revolution around Mars has shorten a few hundredths of a second every year. If this trend continues what will most probably happen to Phobos? A. Phobos will eventually increase its rotation about its own axis, causing the moon to break apart. B. Phobos is getting closer to Mars and will eventually fall to the surface of Mars. C. the speed of orbit is decreasing and Phobos will eventually fly out of orbit from Mars. D. Phobos will eventually increase its rotation, fly out of orbit from Mars, and crash into the Sun.
B. Phobos is getting closer to Mars and will eventually fall to the surface of Mars.
500
In 1912, Alfred Wegener introduced the idea of continental drift. How were scientists likely to react to Wegener's theory? A. Most scientists did not read Wegener's papers, so they ignored the theory B. Scientists ignored the theory because Wegener was a meteorologist, not a geologist. C. Scientists accepted the theory because of the evidence regarding earthquakes and plate tectonics. D. Scientists were skeptical because they couldn't think of a force large enough to move whole continents.
D. Scientists were skeptical because they couldn't think of a force large enough to move whole continents.
500
The curving of the path of ocean currents and wind belts is called A. tidal oscillation. B. the Gulf Stream. C. refraction. D. the Coriolis effect.
D. the Coriolis effect.
500
Transpiration is part of this cycle
the water cycle
500
What happens to the average kinetic energy of the particles in a sample of matter as the temperature of the sample is increased? A. The average kinetic energy decreases. B. The average kinetic energy increases. C. The average kinetic energy does not change. D. The change in average kinetic energy cannot be determined.
B. The average kinetic energy increases.
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