What ever your demcial is move it to the left twice until there is no demcial like 9.8 move twice 980
Answer:
B. materials change their properties.
Explanation:
In a chemical change, materials often change their properties because a re-arrangement of atoms takes place.
A chemical change is one in which new kind of matter is formed.
It is always accompanied by energy changes.
- Chemical changes are not reversible.
- They lead to the production of new kinds of matter
- It involves mass changes
- Requires considerable amount of energy
Answer:
d.
Explanation:
liters is a measure of volume, it is an SI accepted metric system unit
