The equation for density is density = mass ÷ volume. Explain what happened in your investigation in terms of density, mass, and volume when salt water was added to the tank instead of freshwater.

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.

human-caused climate hope this

answer; increases;