The photo shows a space heater. Which energy transformation is shown in the photo? A. Chemical - electromagnetic and thermal B. Electromagnetic and thermal - chemical C. Electromagnetic and thermal - electrical D. Electrical - electromagnetic and thermal

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Which represents a negative impact of technology

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