(Q).
If biomass is the total mass of living things at a trophic level, then biomass is the total mass of living things at each what? Answer choices: - trophic level - important habitats - Energy. - food and shelter - Power plants - animals - body water - heat energy
(A).
trophic level

(Q).
If something available in the laboratory causes particles in itself to vibrate when snapping, then something available in the where causes particles in itself to vibrate when snapping? Answer choices: - kinetic energy - voltage - an object - laboratory - mechanical - energy - heat energy - Energy.
(A).
laboratory

(Q).
If electricity flows when the wire touches the battery, then what happens when the wire touches the battery? Answer choices: - chemical reaction - The battery glows - heat energy - The battery dies - Electricity flows - Electricity stops - electromagnetic energy - activation energy
(A).
Electricity flows