Home > B1 Vocabulary 0% Basic Scientific Principles and Concepts 1. The ______ is the outermost layer of the Earth. core mantle asthenosphere crust 2. A ______ is a type of energy associated with motion. thermal kinetic potential chemical 3. A ______ is a form of energy transfer that occurs through electromagnetic waves. radiation convection refraction conduction 4. A ______ is a scientific instrument used to observe distant celestial objects. telescope spectrometer barometer microscope 5. A ______ is a type of cell division that results in two identical daughter cells. fusion fission meiosis mitosis 6. A ______ is a natural satellite that orbits a planet. comet star moon asteroid 7. The ______ is the layer of gases surrounding the Earth. core mantle atmosphere crust 8. The ______ is the organ in the body responsible for pumping blood. heart lungs liver stomach 9. The ______ is the force that attracts objects toward the center of the Earth. magnetism inertia gravity friction 10. The ______ is the process by which plants make their own food using sunlight. respiration photosynthesis digestion fermentation 11. The ______ is a unit of measurement for energy. liter meter joule second 12. A ______ is a substance that speeds up a chemical reaction without being consumed. reactant solvent catalyst product 13. The ______ is a measure of the amount of matter in an object. mass weight density volume 14. The ______ is the scientific study of matter and its interactions. physics chemistry biology geology 15. A ______ is a small unit of life that is the basic building block of all living organisms. molecule cell atom organism 16. A ______ is a type of rock formed from the cooling and solidification of magma or lava. igneous metamorphic volcanic sedimentary 17. The ______ is the name of the galaxy that contains our solar system. Andromeda Triangulum Milky Way Whirlpool 18. A ______ is a group of similar organisms that can reproduce and produce fertile offspring. genus order family species Your score is The average score is 0% 0% Restart quiz