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Lisa [10]
3 years ago
8

Using two boxes, design two solar ovens. Before you build, describe your designs. Discuss elements such as materials, box shape,

and color, and explain why you think the oven will work.​
Physics
1 answer:
Marizza181 [45]3 years ago
3 0

Answer:

Find two boxes just a bit smaller than the other. The long sides of the box should be less than twice as long as the short side of the boxes. The smaller box should fit inside the larger box with about 1 inch in each direction to spare. The boxes can be cut down so that they fit together properly. Leave the flaps on the boxes. Buy a small sheet of Plexiglas (tm) a little bit smaller than the width and length of the top of the box. You will also need four pieces of cardboard to use for reflectors.

Explanation:

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An athlete ran a distance of 100 meters in 9.83 Seconds<br> What’s his average speed
trasher [3.6K]

Answer:

10.1729399797mp/s

Explanation:

100m divided by 9.83s=

10.1729399797mp/s

6 0
3 years ago
Sunlight is reflected off of a puddle of water ahead of a driver. The index of refraction of the water is 1.333. If a driver sit
Lynna [10]

Answer:

option C is correct

distance from the driver is 2 m

Explanation:

Given data

index of refraction of the water n = 1.333

driver height from ground=  1.5 m

to find out

What angle does light become maximally polarized and what distance from the driver will polarized

solution

we know that n1 for water = 1.33 and we know for air n2 = 1

so  tan(θ)  = n1 / n2

tan(θ)  = 1.33 / 1

so (θ) = 53.06 degree

so for distance d will be calculate as

tan ( 90 - (θ) ) = height / distance

tan ( 90 - 53.06 ) = 1.5 / distance

distance = 1.5 / 0.7519

distance = 1.994 m  = 2 m

so option C is correct

distance from the driver is 2 m

5 0
3 years ago
If a flea can jump straight up to a height of 21.1 cm , what is its initial speed as it leaves the ground, neglecting air resist
Vikentia [17]
The flea jumps at high velocity, reaches zero velocity at the maximum height 21.1 cm before starting to fall. Solve for initial velocity given final velocity is zero.
since time is not given, use the equation:
v^2 = u^2 + 2as
convert gravity or displacement to have same units. 9.8 m/s = 980 cm/s
0 = u^2 + 2(-980)(21.1)
41356 = u^2
sqrt(41356) = u
203.4 cm/s = u
5 0
4 years ago
Read 2 more answers
If you want to create an electric current, which device should you use? a generator a transformer a motor a magnet
Mariulka [41]

i believe the correct answer would be a transformer

please forgive me if im wrong

7 0
3 years ago
Read 2 more answers
The PV system is operating in a location where the annual average daily incident solar energy (the insolation) on the array equa
vlabodo [156]

The average amount of solar energy incident on the PV per day is 10000 kWh/day.

<h3>Equation</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

Let the PV array has an area equal to 50 square meters. Hence:

Average amount of solar energy incident on the PV per day = 200 kWh/m²/day * 50 m² = 10000 kWh/day.

Find out more on Equation at: brainly.com/question/2972832

5 0
3 years ago
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