Skill-F
take naphthalene balls and wrap them in a piece of cloth. Now keep it in
one side of your room.
Q. What will you observe after few days ?
Ans...
Q. Do you know why does it happen?
Ans.

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

According to the tide table below what time of day will the highest tide occur?

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4