I believe the answer is C.
Answer:
earth has a size of 6,371 km wich is greater than mars size 3,389.5 km
Explanation:
Cause the Stars Compose the dark matter and so is the Gas and inside of it,it's the Dust
Chemical Property
<u>Explanation:</u>
When a substance is changed into another substance, may be due to addition of some other substance or removal of water from that substance.
* its identity changes
*its reactivity changes
*reactivity towards water, air and many other substances will change
*its chemical composition changes
and all these changes occurs due to the chemical properties.
If the physical property changes then there will be change in the state of matter, but its boiling point, melting point , reactivity towards water, air and other substances will not change, and it will not lose its identity.
A for number 1 and C for number 2 im sorry i dont know the rest. :3