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umka21 [38]
3 years ago
8

Describe how you would see the apple in the dark.

Physics
1 answer:
OLEGan [10]3 years ago
8 0
You will see the apple after your eyes have had time to adjust to the darkness, but you will not see the red color.
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Which of the following properties is the temperature at which a liquid turns to gas?
Helga [31]
The answer is “boiling point”
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3 years ago
A 20 kg girl runs up the staircase to a floor 4 m higher in 5 seconds. Whats her power output?​
Zina [86]

Answer:

Explanation:

P = mgh/t = 20(9.8)(4) / 5 = 156.8 W(atts)

6 0
2 years ago
A body on the surface of a planet with the same radius as Earths weighs 10 times more than it does on Earth. What is the mass of
nadya68 [22]

Answer:

Explanation:

Given

radius of Planet is equal to radius of Earth

r_p=r_e

Weight of body on Planet F_p=mg_p

where m=mass of body

g_p=acceleration\ due\ to\ gravity\ on\ surface\ of\ Planet

Weight of body on earth F_e=mg_e

g_e=acceleration\ due\ to\ gravity\ on\ Earth

acceleration due to gravity is given by

g=\frac{GM}{r^2}

where G=gravitational constant

M=mass of Planet

r=radius of planet

for earth g_e=\frac{GM_e}{r_e^2}

for planet g_p=\frac{GM_p}{r_p^2}

substituting these values in F_e and F_p

F_p=m\times \frac{GM_p}{r_p^2}---1

F_e=m\times \frac{GM_e}{r_e^2}---2

divide 1 and 2

\frac{F_p}{F_e}=\frac{m\times \frac{GM_p}{r_p^2}}{m\times \frac{GM_e}{r_e^2}}

10=\frac{M_p}{M_e}

M_p=10M_e

6 0
3 years ago
When a charge moves between
Olin [163]

Answer:

+ 0.07 C

Explanation:

From the question given above, the following data were obtained:

Potential difference (V) = 12 V

Energy (E) = 0.418 J

Charge (Q) =?

The energy (E) , potential difference (V) and charge (Q) are related by the following equation:

E = ½QV

With the above formula, we can obtain the charge as follow:

Potential difference (V) = 12 V

Energy (E) = 0.418 J

Charge (Q) =?

E = ½QV

0.418 = ½ × Q × 12

0.418 = Q × 6

Divide both side by 6

Q = 0.418 / 6

Q = + 0.07 C

4 0
3 years ago
Read 2 more answers
If light travels at 3.00
Juliette [100K]
Yes light travels at 3.00
5 0
3 years ago
Read 2 more answers
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