(Q).
You are presented with the question "Melting is when something that is part of what is heated above its melting point?" and the following answer choices: - organic molecules - gas - measuring system - Water expanding - colloidal system - objects that have mass - pot - an object Now knowing that melting is when solids are heated above their melting point and colloidal systems are suspensions of solid matter in liquids, choose the best answer.
(A).
colloidal system

(Q).
You are presented with the question "what causes soil loss from soil erosion?" and the following answer choices: - nutrients - flooding - rainfall - moving air - deforestation - forces - stagnant air - lome Now knowing that soil erosion means soil loss through wind and wind is defined as moving air, choose the best answer.
(A).
moving air

(Q).
You are presented with the question "Organelles involved in cell division come in what groups?" and the following answer choices: - plants - Groups of five - Pairs - complex - Groups of four - Groups of three - rings - three Now knowing that centrioles are organelles involved in cell division and centrioles come in pairs, choose the best answer.
(A).
Pairs