Which chemical formula represents the composition of a mineral that usually exhibits fracture, not cleavage? Mg3Si4010(OH)2

NaCi

CaCo3

(Fe, Mg)2Si04

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

If a star is moving toward earth, it is

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory