Segregation; the two different races are being segregated (separated) from each other. Hope this helps :)
Have* this is because has* is past tense and have is more appropriate since there are multiple things you are referring too (Mercury, Venus, Earth and Mars). To be honest, these planets have a molten core.
Answer:c
Explanation:
Declarative because there’s an exclamation mark and kettle is the subject
Answer:
See explanation
Explanation:
In order to answer this question, we have to look at the principle of conservation of mass. This principle states mass is neither created nor destroyed in a chemical reaction.
Hence, in a chemical system undergoing a reaction, the total number of atoms present in the system remain the same before and after the reaction. This also implies that the weight of the system does not change.
Thus, the weight of a chemical system does not change after a chemical reaction.
