Things That Grow Animals Geology Weather It’s Electric 10 pt 10 pt 10 pt 10 pt 10 pt 20 pt 20 pt 20 pt 20 pt 20 pt 30 pt 30 pt 30 pt 30 pt 30 pt 40 pt 40 pt 40 pt 40 pt 40 pt 50 pt 50 pt 50 pt 50 pt 50 pt The part of a plant that holds the plant in the ground and takes in water and minerals from the soil. What is root? The first stage in the growth of many plants. What is the seed? A young plant. What is a seedling? The food making process of plants. What is photosynthesis? The substance that gives plants their green color. What is chlorophyll? An animal that lives its whole life in water and breathes with gills. What is a fish? To enter a deep sleep in which life activities slow down. What is hibernation? This describes a species that is gone forever because all of its kind have died. What is extinct? The living and nonliving things in an environment. What is ecosystem? A group of the same kind of living things that all live in one place at the same time. What is population? A solid made of minerals. What is a rock? The solid outside layer of the Earth. What is the crust? A rock that has been changed by heat and pressure. What is a metamorphic rock? The middle layer of the earth. What is the mantle? The process by which rock is worn down and broken apart. What is erosion? The measure of how hot or cold something is. What is temperature? The water that falls to the earth as rain, snow, sleet or hail. What is precipitation? The movement of air. What is wind? A map that shows weather data for a large area. What is a weather map? An instrument that measures wind speed. What is an anemometer? The path electricity follows from a battery through a bulb and back to the battery. What is a circuit? The force between two moving objects that makes it hard for the objects to move. What is friction? A material in which thermal energy moves easily. What is a conductor? A material in which thermal energy does not move easily. What is an insulator? The movement of thermal energy without any objects touching or moving. What is radiation?