To which of the six crystal systems does a halite crystal (rock salt) belong a) monoclinic b) tetragonal c) cubic d) orthorhombic

What are seismic dampers and why are they important?

Which season occurs in the northern hemisphere when the sun is at its lowest point in the sky

On this map of the united states the letter h indicates high pressure and the letter l indicates low pressure . select the black arrow that accurately shows the direction of the wind.