Which property refers to how a mineral reflects light? Odensity
hardness
luster streak

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

Identify the composition of oceanic and continental crystal rocks. in a model of earth’s interior, where would these rocks appear?