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Nat2105 [25]
3 years ago
6

A ray of sunlight is passing from diamond into crown glass; theangle of incidence is 31.00°.

Physics
1 answer:
kati45 [8]3 years ago
6 0

Answer:

idk maybe c

Explanation:

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The following measurement has only 3 significant figures. Please explain why?<br> .000305
astra-53 [7]

Answer:

Number of Significant Figures: 3

The Significant Figures are 3 0 5

This is because the three zeros are considered trailing zeros because they're not between two numbers or after. Zeros attached to the beginning of a number in this way are called leading zeros. In decimals, this idea of zeros that don't add value to a number can be extended to trailing zeros. A trailing zero is any zero that appears to the right of both the decimal point and every digit other than zero.

Explanation:

Trailing zeros (zeros after non-zero numbers) in a number without a decimal are generally not significant (see below for more details). For example, 400 has only one significant figure (4). The trailing zeros do not count as significant. Trailing zeros in a number containing a decimal point are significant.

4 0
3 years ago
Consider the following three concentric systems two thick shells and a solid sphere all conductors The radii in the increasing o
Margarita [4]

Answer:

Explanation:

From the given question, the small sphere was provided with an excess charge of +3 C, while the smaller shell was given an excess of -7 C, it should be -7 C and not 7 C.

So, in light of that, to determine the electric charges values & signs on each of them, we have:

on a = +3 C

on b = -7 C

on c = -7 C

on d = +3 C

on e = -7 C

5 0
3 years ago
a golfer hits a 0.05 kg golf ball with an impulse of 3 N-s what is the change in velocity of the ball
Rainbow [258]

so your saying the start is 0 N and when he/she hits the ball its inertia is 3 N. if that is so m*v=

.05*3=<u>.15</u>

7 0
4 years ago
Which of the following atmospheric conditions are needed to create the winds?
Talja [164]

Answer:

is there suppose to be a pic?

Explanation:

5 0
3 years ago
Read 2 more answers
This nutrient can be hidden in food and has twice as many calories as other nutrients
vfiekz [6]
Protein has 4 cals carbs have 4 too. Fat however has 9. 
6 0
3 years ago
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