Zoe is investigating the composition of substance A, an unknown substance. Using chemical processes, she analyzes substance A am determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1:1:1. What is substance A?

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation

Which characteristics can be used to differentiate star systems? check all that apply.

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space