Which characteristic could distinguish a crystalline solid from an amorphous solid?
A. Molecular mass
B. The way it breaks
C. Hardness
D. Color

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Joan writes four numbers on the board in standard form, and then she writes their scientific notation