Force and motion
A push or a pull.
What is a force?
The human body system that controls the body's reactions to the outside world. It is the system that controls the actions, emotions, thoughts, memories, sensations, and senses.
What is the nervous system.
characteristic that is inherited; can be either dominant or recessive
What is a trait?
movement or transfer of thermal energy
What is heat?
A simple machine made of a bar or board that is supported underneath at the fulcrum.
What is a lever?
The force that pulls objects toward the earth.
What is gravity?
The human body system that supports the body and gives it shape, protects internal organs, and makes new blood.
What is the skeletal system?
passing on of characteristics from parents to offspring
What is heredity?
law that states that energy cannot be created or destroyed
What is the law conservation of energy?
The point on which a lever is supported and moves.
What is a fulcrum?
Distance covered within a certain unit of time.
What is speed?
The human body system that causes movement of the body parts and also helps with digestion and circulation.
What is the muscular system?
when there are two different alleles for a trait
What is heterozygous?
energy of motion
What is kinetic energy?
A simple machine that is a flat surface with one end higher than the other.
What is an inclined plane?
The rate at which an object changes its velocity.
What is acceleration?
The human body system that transports oxygen and nutrients to the body, takes carbon dioxide back to the lungs and fights infections with white blood cells.
an observed trait of an organism that masks the recessive form of a trait
What is a dominant trait?
transfer of thermal energy through fluids
What is convection?
A simple machine used to hold objects together. It is an inclined plane wrapped around a rod.
What is a screw?
The tendency of an object to remain at rest if at rest or to continue moving in a straight line if in motion.
What is inertia?
The human body system that provides oxygen through breathing.
What is the respiratory system?
type of cell division where one body cell produces for gametes, each containing half the number of chromosomes in a parent’s body.
What is meiosis?
form of potential energy stored in reactants
What is chemical energy?
A simple machine used to cut or split an object.
What is a wedge?