By Lorraine Horsley
There is plenty to profit approximately child animals, are they cubs or calves, puppies or children? Which child belongs to which mom? This non-fiction name talks approximately various animals and their infants with exact illustations, attention-grabbing truth labels and punctiliously levelled textual content.
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Additional info for Baby Animals: Level 1
Axis: In a spinning ball, the line running through the ball’s center around which the ball turns. backspin: A type of spin in which the back of a ball rolls down and toward the front. It is the opposite of topspin. conservation: In physics, the idea that something cannot be destroyed. For example, energy is always conserved, but it may change from one form to another. drag: Air resistance; a force that slows an object moving through the air. energy: In physics, the ability to do work. force: Anything that causes a change in the velocity of an object, such as a push or a pull.
Magnus force: A force that acts on a moving object that is rapidly spinning. It pushes the object sideways relative to the axis of the spin. mass: The amount of matter in an object. momentum: A measure of an object’s motion. It equals the object’s mass multiplied by its velocity. physics: The branch of science dealing with matter and energy. Scientists who work in physics are called physicists. They study such things as moving objects. projectile: An object that has been put into motion in the air by some force.
It is the opposite of backspin. 30 velocity: In physics, the speed and direction of a moving object. ” FIND OUT MORE Air Ball BOOKS Gardner, Robert, and Dennis Shortelle. Slam Dunk! Science Projects with Basketball. Berkeley Heights, NJ: Enslow, 2009. Hareas, John. Basketball. New York: DK Eyewitness Books, 2005. Labrecque, Ellen. Basketball. Ann Arbor, MI: Cherry Lake, 2009. Slade, Suzanne. Basketball: How It Works. Mankato, MN: Capstone Press, 2010. html This site features a game that shows how shots are affected by distance from the basket, the height of shooter, the speed of ball, and the angle of the shot.