Answer:
Option D- 1,2 and 3
Explanation:
Gravity always acts on an object irrespective of height
The smallest unit that makes up matter is an atom!
Answer:
An Object is positively charged if it has more Positive Electrons in that object
Answer:
The bending occurs because light travels more slowly in a denser medium.
The igneous rocks which were deposited on the surface and then cooled are known as extrusive. These rocks are a result of a magma reaching the surface of the Earth which cools the magma quickly. Examples are rhyolite, basalt, obsidian and andesite.