Answer:
Yes it is matter
Explanation:
In physics, usually the word "electricity" isn't really used. "Electric current" is more common, and is defined as the flow of charges, where the charges are held by particles (electrons). Electrons have mass, so they are definitely matter.
1. True
2. Mercury
3. Jupiter
4. False its Jupiter than Saturn
5. False
6. True
7. I think maybe Venus sry don't know this one lol
8. Storm
9. Uranus
Wave speed = (frequency) x (wavelength)
= (266 /sec) x (1.3 meters)
= 345.8 meters/sec
Atoms and I molecule are bonded together by sharing gaining or losing electrons