What is bigger than an asteroid and smaller than Mercury? Explanation: Pluto was once a planet and was demoted to a dwarf planet. It has size smaller than mercury ( 25 times smaller) but larger than asteroid. What is the biggest asteroid? Ceres How big is an asteroid compared to Earth? Asteroids range in size […]
What is cercla responsible for?
What is cercla responsible for? The Comprehensive Environmental Response, Compensation, and Liability Act — otherwise known as CERCLA or Superfund — provides a Federal “Superfund” to clean up uncontrolled or abandoned hazardous-waste sites as well as accidents, spills, and other emergency releases of pollutants and contaminants into the environment … Who is responsible for funding […]
What 3 things would you put in a time capsule?
What 3 things would you put in a time capsule? DIY Time Capsule Ideas: Their favorite fashion trends from a magazine. A newspaper published on their birthday. Certificates/ribbons from sports games. School papers/art projects. Photos from the past year/years. Party items such as confetti. A book with a special note. What objects would you put […]
What led to the Atlanta Race Riot of 1906?
What led to the Atlanta Race Riot of 1906? The immediate catalyst was newspaper reports of four white women raped in separate incidents, allegedly by African American men. Two African Americans were later indicted by a grand jury for raping Ethel Lawrence and her aunt. Why was Alonzo Herndon’s barber shop specifically targeted during the […]
What happens to a nebula as it contracts?
What happens to a nebula as it contracts? A nebula (gas cloud) slowly contracts under the mutual gravity of all of the atoms in the cloud. As the nebula contracts, whatever initial tumbling/rotational motion is increased to conserve angular momentum (just like when a spinning figure skater brings in their arms). The nebula flattens into […]
How did Egyptian hieroglyphics differ from Sumerian cuneiform?
How did Egyptian hieroglyphics differ from Sumerian cuneiform? There are few differences between Egyptian hieroglyphs and Sumerian cuneiform. The obvious difference is that hieroglyphs consist of recognizable images, while cuneiform consists of more abstract strokes. How does hieroglyphic writing different from cuneiform writing? While hieroglyphic writing is a consonant-centered abjad, the cuneiform script is a […]
Why did it take so long for the heliocentric model to be accepted?
Why did it take so long for the heliocentric model to be accepted? The heliocentric model was generally rejected by the ancient philosophers for three main reasons: If the Earth is rotating about its axis, and orbiting around the Sun, then the Earth must be in motion. Nor does this motion give rise to any […]
Was the development of agriculture good for humans?
Was the development of agriculture good for humans? The emergence of agriculture allowed humans to create permanent settlements with the hope of a stable food supply. Increasing temperatures opened the door for humans to learn how to cultivate wild plants, while new tools allowed humans to better manage crops and increase crop yields. Was agriculture […]
How do radio waves send signals?
How do radio waves send signals? The basic principle is simple. At one end, a transmitter “encodes” or modulates messages by varying the amplitude or frequency of the wave – a bit like Morse code. At the other, a receiver tuned to the same wavelength picks up the signal and ‘decodes’ it back to the […]
What percent of college students binge drink?
What percent of college students binge drink? Roughly 80 percent of college students – four out of every five – consume alcohol to some degree. It’s estimated that 50 percent of those students engage in binge drinking, which involves consuming too much alcohol in too little time. How does alcohol affect college students? Academic Problems […]