Which energy is potential? A. Motion B. Stored C. Heat D. Light Explanation: Potential energy is stored energy.
Which process breaks rocks? A. Weathering B. Fusion C. Respiration D. Photosynthesis Explanation: Weathering disintegrates rocks.
Which rock is igneous? A. Limestone B. Sandstone C. Basalt D. Slate Explanation: Basalt forms from magma.
Which organism decomposes matter? A. Producer B. Consumer C. Decomposer D. Predator Explanation: Decomposers break down organic matter.
Which plant part makes food? A. Root B. Stem C. Leaf D. Flower Explanation: Leaves perform photosynthesis.
Which system controls reflex? A. Digestive B. Nervous C. Respiratory D. Circulatory Explanation: Nervous system handles reflexes.
Which particle is neutral? A. Proton B. Electron C. Neutron D. Positron Explanation: Neutron has no charge.
Which process absorbs heat? A. Exothermic B. Endothermic C. Neutral D. Isothermal Explanation: Endothermic absorbs energy.