Q. What profession uses circles?
Production and industrial engineers use Pi to determine the amount of material needed to make circular or cylindrical objects, such as aerospace parts.
Q. What professions might require the use of compasses circles and arcs?
Math 7: Circle vocabulary from Investigation 2
| Question | Answer |
|---|---|
| An angle that opens to the interior of the circle from a vertex on the circle. | inscribed angle |
| What professions might require the use of compasses, circles and arcs? | architecture, engineering or any profession that involves navigation with maps |
Q. How are circles used in real life?
– One prime example of a circle that you can find in real life is a Ferris Wheel. All the points along the outer rim of the wheel are equidistant from the center. – Another good example of circles are bicycle wheels. Circles are the best shape for a bicycle because they roll very easily because they are round.
Q. Where do we see circles in everyday life?
Some of the real-world examples of circles are:
- The wheel of a bicycle.
- Coin.
- Dinner plate.
- Wall clock.
- Ferris wheels.
Q. Where do we see circles?
They can occur naturally — in planets, stars, celestial bodies, tree rings, rain drops — or they can be man-made — such as traffic roundabouts, buttons, volleyballs, pizza. But there is a nuance to what our eyes see as a circle and what math would tell us about their true shape.
Q. What is the strongest column shape?
The strongest column has an equilateral triangle as cross section, and it is tapered along its length, being thickest in the middle and thinnest at its ends. Its buckling load is 61.2% larger than that of a circular cylinder.
Q. What is the shape of a pillar?
Several shapes of pillars, including circular, diamond, square, and triangular structures, and afew particle sizes are considered.
Q. Which paper is the strongest?
A super-thin carbon “paper” that is super-strong, yet also flexible and light, has been developed by US scientists. The substance, graphene oxide paper, was created by a team of scientists led by Rodney Ruoff of Northwestern University, Chicago.
Q. What gives paper its strength?
The strength of paper is determined by the following factors in combination: (1) the strength of the individual fibres of the stock, (2) the average length of the fibre, (3) the interfibre bonding ability of the fibre, which is enhanced by the beating and refining action, and (4) the structure and formation of the …
Q. Is Bounty paper towels the strongest?
Bounty was the strongest and most absorbent paper towel we tried.
Q. How do you test the strength of paper?
To test for strength, put small weights (perhaps coins) on the paper one at a time and record the type of paper, whether it’s tested wet or dry, and how much weight the paper can hold before tearing.
Q. How do you test the strength of paper towels?
Place marbles one at a time on the wet area in the middle of the paper towel. Count how many marbles the paper towel holds until it breaks. Record the number of marbles each brand holds before testing another brand.
Q. How much weight can a paper hold?
In general paper is considered soft, tender material. However, our experiments showed the opposite. Paper can carry more than one hundred times its weight.
Q. Why does folded paper hold more weight?
Folded paper bears more weight than a flat sheet of paper because of it’s increased thickness. The more thickness of sheet the more load bearing capacity.
