Answer:
je sais pas ;#,#^#,#;'sydndgdbdhx
Explanation:
Significant figures of a number written in positional notation are digits that carry meaningful contributions to the measurement resolution of the number.
Protons and neutrons are in the Nucleus of an atom; electrons surround the nucleus through valance shells
Answer:
dam/hydro power
Explanation:
estuary is the place where rivers meet the ocean, there are a lot of currents there (waves...) so it likely means thery use a dam or some sort of way of collecting electricity from the motion of the water there. many birds live in estuaries because of being able to find fish to feed from
Answer: C The speed and direction of an object in motion :D