Activity 1-2 what is your observation. what do you conclude class 9th please answer me l will make you brain list
Answers
Answer:
Gravity, also called gravitation, in mechanics, the universal force of attraction acting between all matter. ... On Earth all bodies have a weight, or downward force of gravity, proportional to their mass, which Earth's mass exerts on them. Gravity is measured by the acceleration that it gives to freely falling objects.
Answer:
Take 2-3 crystals of potassium permanganate and dissolve them in 100 mL of water.
Take out approximately 10 mL of this solution and put it into 90 mL of clear water.
Take out 10 mL of this solution and put it into another 90 mL of clear water.
Keep diluting the solution like this 5 to 8 times.
Is the water still coloured.
Explanation:
Solution:
Yes water is still colored.
This happens because matter is made of very small particles, which are spread in the water.