Basalt is a rock that cooled quickly after lava erupted through a volcano. what is the best description of its texture?

coarse

bumpy

fine

rough

Explanation for basic character?

Is laundry detergent an acid or a base?

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