What are two tools used for sending information? cars and buses water and wind smoke and wood radio waves and lightwaves

radio waves and lightwaves

Explanation:

Radio waves and light waves are both types of electromagnetic waves in the electromagnetic spectrum. Radio waves and light waves travel a particular distance and hence, are used to convey information over distances.

Based on this question, radiowaves and light waves are both tools used to send information. Radiowaves carry information from the station to the receiver, likewise light waves from one medium to another.

yes its like the dead sea which is full of salt which makes you stay afloat

so yes an egg will float in salt