Which type of blood carries oxygen?, Deoxygenated, Oxygenated, Plasma, Platelets, Which particle has a positive charge?, Proton, Electron, Neutron, Atom, Which force pulls objects to Earth’s surface?, Magnetism, Gravity, Tension, Friction, Which energy is stored in food molecules?, Chemical, Kinetic, Potential, Heat, Which method separates a solid from a liquid?, Filtration, Chromatography, Distillation, Evaporation, Which unit measures frequency?, Hertz, Newton, Volt, Joule, Which part of the digestive system produces enzymes?, Pancreas, Kidney, Liver, Lungs, Which layer of Earth contains tectonic plates?, Crust, Mantle, Outer core, Inner core, Which part of the atom is negatively charged?, Proton, Neutron, Electron, Nucleus, Which type of energy is produced by moving electrons?, Thermal, Electrical, Nuclear, Sound, Which colour of light bends the most in a prism?, Red, Violet, Blue, Yellow, Which element is used in pencils?, Graphite, Carbon dioxide, Charcoal, Lead, Which gas do plants release during photosynthesis?, Oxygen, Nitrogen, Carbon dioxide, Hydrogen, Which force is reduced by lubrication?, Friction, Gravity, Thrust, Air resistance, Which planet rotates on its side?, Jupiter, Uranus, Neptune, Saturn, Which organ produces red blood cells?, Bone marrow, Heart, Liver, Kidney, Which part of the plant controls water loss?, Root hairs, Stomata, Stem, Xylem, Which process produces lactic acid in muscles?, Aerobic respiration, Anaerobic respiration, Photosynthesis, Transpiration, Which law relates pressure and volume of gases?, Boyle’s law, Hooke’s law, Ohm’s law, Newton’s law, Which star is at the center of our solar system?, Sun, Sirius, Polaris, Vega.

Science Knowledge Quiz

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