What is approximate area of the circle 7cm? 49π cm2 Find the area of a circle whose radius is 7 cm, giving your answer in terms of π. Find the area of a circle whose diameter is 7 cm, using the approximate π ≈ . π ≈ 3.14. = 49π cm2…. The area of the…
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What units are used to express energy?
What units are used to express energy? The SI unit of energy, work, and heat is the joule. (J). A joule is a tiny amount of energy. What is the most common unit for energy? joule The SI unit of energy/work is the joule (J), named for English physicist James Prescott Joule (1818 – 1889)….
Is it easier for English speakers to learn German or Spanish?
Is it easier for English speakers to learn German or Spanish? Spanish is definitely easier to learn than German. German grammar is considered a bit harder comparatively. Spanish is quite similar to English. Spanish being a romance language, you can correlate most of its words with English. Is German or Spanish easier to learn? Spanish…
How do you find the volume of a box?
How do you find the volume of a box? Volume of a box. The volume formula for a rectangular box is height x width x length, as seen in the figure below: To calculate the volume of a box or rectangular tank you need three dimensions: width, length, and height. They are usually easy to…
Are more expensive electric guitars easier to play?
Are more expensive electric guitars easier to play? With that said, there is one reason why expensive guitars may be considered easier to play. Higher end guitars are usually built better. This means that you’re less likely to experience fret buzz, even with a lower action. Hence, this can make it easier to hold a…
How can I get PR through LMIA?
How can I get PR through LMIA? With an LMIA job offer, you can apply for a work permit. After working in Canada for 12 months in and NOC A, B or O skill level job full-time (or equivalent), you can apply for permanent residence through the Canadian Experience Class – CEC – category. How…
Which country is strong in mathematics?
Which country is strong in mathematics? Singapore is the highest-performing country in mathematics, with a mean score of 564 points – more than 70 points above the OECD average. Three countries/economies – Hong Kong (China), Macao (China) and Chinese Taipei – perform below Singapore, but higher than any OECD country in PISA. Why is math…
Why are Blue Dragons called Blue Dragons?
Why are Blue Dragons called Blue Dragons? Resembling a jellyfish, blue dragons or glaucus atlanticus are not really dragons but tiny sea slugs that resemble miniature dragons, hence the name. Is a blue dragon real? When pictures emerged of a tiny sea monster that washed up on the shores of Queensland, Australia, the otherworldly creature…
Is radar absorbing material effective?
Is radar absorbing material effective? A material’s absorbency at a given frequency of radar wave depends upon its composition. A radar-absorbent material can significantly reduce an object’s radar cross-section in specific radar frequencies, but it does not result in “invisibility” on any frequency. How does stealth coating work? While the material and thickness of RAM…
Can a monopoly make profit in the short run?
Can a monopoly make profit in the short run? In the short run, firms in competitive markets and monopolies could make supernormal profit. However, there is one major difference. Therefore, in the long-run in competitive markets, prices will fall and profits will fall. However in the long-run in monopoly prices and profits can remain high….