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andrew11 [14]
3 years ago
15

Which of the following hypotheses is incorrect?

Chemistry
1 answer:
AleksandrR [38]3 years ago
6 0

Answer:

A

Explanation:

uv light doesn't cause permanent blindness rather causes a condition known as Photokeratitis.

photokeratitis is a painful condition caused by uv light to the eye.

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Question 3 of 5
rusak2 [61]

Answer:

A. More mass

C. Shorter distance between them

Explanation:

The two characteristics of a body experiencing greater gravitational force are that they have mass and a shorter distance between them.

This is conformity with Newton's law of universal gravitation.

The law states that "every object attracts one another with a force that is directly proportional to their masses and inversely proportional to the square of the distance between them".

This law implies that the more the mass of two bodies, the more the gravitational force of attraction. And that the shorter the square of the distance between them, the more the attraction.

7 0
3 years ago
What are different type of plastids explain them?​
BARSIC [14]

Answer:

Explanation:

There are 3 types of plastids :-

1) Chloroplasts:- The green plastids which contain chlorophyll pigments for photosynthesis.

2) Chromoplasts:-The coloured plastids for pigment synthesis and storage.

3) Leucoplasts:- The colourless plastids for monoterpene synthesis found in non- photosynthetic parts of the plants.

They are of three types:-  

a) Amyloplasts- stores starch.

b) Proteinoplasts-  stores proteins.

c) Elaioplasts- stores fats and oils.

6 0
3 years ago
The kinetic energy of a moving object depends on its mass and its
Verizon [17]
I think the answer is a, volume, but I still might be wrong.
8 0
3 years ago
Read 2 more answers
The 3 in 4p3 represents:
Marrrta [24]
B) the number of electrons
3 0
3 years ago
Read 2 more answers
A science teacher has a supply of 50% sugar solution and a supply of 80% sugar solution. How much of each solution should the te
Monica [59]
You can establish a system of two equation with two variables.

Varibles are:
V1 = volume of the 50% sugar solution
V2 = volumen of the 80% sugar solution

Equations:
Balance of sugar:

Sugar from 50% solution: 0.5*V1
Sugar from 80% solution: 0.8*V2
Sugar in the final solution (mix): 0.6 * 105 = 63

1) 0.5V1 + 0.8V2 = 63

Final volume = volume of 50% solution + volume of 80% solution

2) V1 + V2 = 105

From (2) V1 = 105 - V2

Substitue in (1)

0.5 (105 - V2) + 0.8 V2 = 63

52.5 - 0.5V2 + 0.8V2 = 63

0.3 V2 = 63 - 52.5

0.3 V2 = 10.5

V2 = 10.5/0.3
V2 = 35mL

V1 = 105 - 35 = 70 mL

Answer: 70 mL of the 50% solution and 35 mL of the 80% solution.
5 0
4 years ago
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