What is meant by planetary motion? Kepler’s three laws of planetary motion can be stated as follows: (1) All planets move about the Sun in elliptical orbits, having the Sun as one of the foci. (2) A radius vector joining any planet to the Sun sweeps out equal areas in equal lengths of time. What […]
Do you turn on headlights in rain?
Do you turn on headlights in rain? California. Headlights must be turned on when it’s raining, foggy, snowing, or even cloudy. If you must use your windshield wipers, you are required to have your headlights on. Headlights must be in use from 30 minutes after sunset until 30 minutes before sunrise. When should I use […]
Which insulator is the best?
Which insulator is the best? (PhysOrg.com) — With its complete lack of atoms, a vacuum is often considered to be the best known insulator. For this reason, vacuums are regularly used to reduce heat transfer, such as in the lining of a thermos to keep beverages hot or cold. What gases are good insulators? Down […]
Does the scientific method have to be done in order?
Does the scientific method have to be done in order? There are four basic steps involved with the scientific method. The usual steps include observation, hypothesis, experiment, and conclusion. The steps may not always be completed in the same order. Scientists are always free to change or write a new hypothesis and start the four […]
Which sphere of Earth includes icebergs quizlet?
Which sphere of Earth includes icebergs quizlet? cryosphere Which sphere of Earth includes icebergs? Cryosphere Which sphere of Earth includes icebergs Atmospherebiospherecryospheregeosphere? Geosphere/ Lithosphere (sphere that counts land, rocks and minerals etc.) Hydrosphere (sphere that includes water bodies such as sea, river etc.) Cryosphere (sphere that includes frozen part of water such as icebergs. Arctic […]
What measurement do you use for height?
What measurement do you use for height? While most of the world uses the metric system to measure length, the United States still uses feet and inches (called the imperial system). To convert your height to its metric equivalent, start by calculating your height in inches only. A person who’s 5 feet, 6 inches tall […]
What is an example of wind energy?
What is an example of wind energy? When mechanical energy enhances a unit by harnessing wind power, it may be called a windmill, wind pump or wind charger. Wind energy can be used for anything from power on boats, battery charging or electricity to being used commercially. Examples of how wind energy can be used […]
Do solar panels work with Moonlight?
Do solar panels work with Moonlight? Solar panels depend on raw sunlight to produce electricity and raw sunlight contains a number of various particles. The most important particle for solar energy is the ‘photon’. The moon produces no photons and none of its own light so unfortunately, it is not able to charge solar panels. […]
Can resources be both renewable and nonrenewable?
Can resources be both renewable and nonrenewable? Explanation Renewable resources cannot be replaced in our lifetime. Solar power, natural gas, and wood are all nonrenewable energy sources. Both renewable and nonrenewable resources should be conserved. People use resources from Earth every day. What are the similarities of renewable and nonrenewable resources? Renewable and non-renewable resources […]
What is the major imbalance in the carbon cycle?
What is the major imbalance in the carbon cycle? Burning Fossil Fuels Carbon stored underground in coal, oil, and natural gas deposits for millions of years is being released into the atmosphere very quickly, creating a major imbalance in the cycle. How can we improve the carbon cycle? We perturb the carbon cycle by burning […]