Answer: blowing a balloon is a physical change as when you blow a balloon the balloon expands but the balloon remains a balloon .there is change in Blowing a balloon is a physical change because only the size of the balloon changes , no change in chemical properties of the balloon occurs (no new substance is formed).
Explanation:
Answer:
Carbon
Explanation:
The way to identify an element is by looking at the number of protons the atom has. Every element has its own atomic number. This atom has 6 protons. If you look at the periodic table, you can see that the atom with the atomic number of 6 is carbon.
Yeah it uses some valuable scientific vocabulary and background knowledge, I hope this hypothesis will be good enough for your teacher (don't worry it will be)
Answer:
C: Sodium
Explanation:
Iron had a way higher density neon has way to know as well as carbon and the closest one is sodium
Answer:
2
Explanation:
because of the squiggly lines