4th Grade Physical Science 4th Grade Physical Science Lesson 4

BIG IDEA Electricity and magnetism are related effects that have many useful applications such as conversion to heat, light, motion, sound. 4th Grade Physical Science

4th Grade Physical Science Lesson 1

Standard: 1a Students know how to design and build simple series and parallel circuits by using components such as wires, batteries, and bulbs.

Standard: 1g Students know electical energy can be converted to heat, lights, and motion.

A closed path that electric current follows electric circuit A closed path that electric current follows 4th Grade Physical Science Lesson 1

A flow of electric charges close electric current A flow of electric charges close 4th Grade Physical Science Lesson 1

insulate to protect from electricity with a material that does not conduct current 4th Grade Physical Science Lesson 1

Allow electrical charges to move through them easily conductor Allow electrical charges to move through them easily 4th Grade Physical Science Lesson 1

4th Grade Physical Science Lesson 2

Standard: 1a Students know how to design and build simple series and parallel circuits b using components such as wires, batteries, and bulbs.

Standard: 1g Students know electrical energy can be converted to heat, lights, and motion.

has only one path for current to follow simple series circuit has only one path for current to follow 4th Grade Physical Science Lesson 2

changing electricity to motion convert changing electricity to motion 4th Grade Physical Science Lesson 2

4th Grade Physical Science Lesson 3

Standard 1a Students know how to design and build simple series and parallel circuits b using components such as wires, batteries, and bulbs.

has more than one path for the current to follow parallel circuit has more than one path for the current to follow 4th Grade Physical Science Lesson 3

resistance how much a material (usually wire) opposes, or resists, the flow of electric current 4th Grade Physical Science Lesson 3

4th Grade Physical Science Lesson 4

Standard: 1b Students know how to build a simple compass and use it to detect magnetic effects, including Earth’s magnetic field.

Standard: 1f Students know that magnets have two poles (north and south) and that like poles repel each other while unlike poles attract each other.

An object that attracts iron and other metals magnet An object that attracts iron and other metals 4th Grade Physical Science Lesson 4

The places on a magnet where the force (pull) is the strongest magnetic poles South North The places on a magnet where the force (pull) is the strongest 4th Grade Physical Science Lesson 4

The space in which the magnetic force arcs around a magnet. magnetic field The space in which the magnetic force arcs around a magnet. 4th Grade Physical Science Lesson 4

cardinal directions The four principal compass points north, south, east, and west. 4th Grade Physical Science Lesson 4

A tool used to determine directions. compass A tool used to determine directions. 4th Grade Physical Science Lesson 4

4th Grade Physical Science Lesson 5

Standard: 1c Students know electric currents produce magnetic fields and know how to build a simple electromagnet.

Standard: 1d Students know the role electromagnets in the construction of electric motors, electric generators, and simple devices, such as doorbells and earphones.

Standard: 1g Students know that electrical energy can be converted to heat, light, and motion.

A device made up of a current-carrying wire coil around an iron core. electromagnet A device made up of a current-carrying wire coil around an iron core. 4th Grade Physical Science Lesson 5

The energy of motion (movement). kinetic energy The energy of motion (movement). 4th Grade Physical Science Lesson 5

electric motor Motor powered by electricity; a machine that converts energy from electricity into mechanical energy. 4th Grade Physical Science Lesson 5

a machine or device that is used to convert mechanical energy generator a machine or device that is used to convert mechanical energy 4th Grade Physical Science Lesson 5

a device for converting signals into sounds loud speaker a device for converting signals into sounds 4th Grade Physical Science Lesson 5

a button or lever controlling the electrical circuit switch a button or lever controlling the electrical circuit 4th Grade Physical Science Lesson 5

4th Grade Physical Science Lesson 6

Standard: 1e Students know electrically charged objects attract or repel each other.

electric charge basic property of the tiny particles that make up matter. Electric charges can be positive or negative 4th Grade Physical Science Lesson 6

positive basic property of the tiny particles that make up matter with a positive charge 4th Grade Physical Science Lesson 6

Object that pull towards each other. (animated) attract Object that pull towards each other. (animated) 4th Grade Physical Science Lesson 6

Objects that push away from each other. (animated) repel Objects that push away from each other. (animated) 4th Grade Physical Science Lesson 6

attract and repel 4th Grade Physical Science Lesson 6

electric charge basic property of the tiny particles that make up matter. Electric charges can be positive or negative 4th Grade Physical Science Lesson 6

positive basic property of the tiny particles that make up matter with a positive charge 4th Grade Physical Science Lesson 6

negative basic property of the tiny particles that make up matter with a negative charge 4th Grade Physical Science Lesson 6

the buildup of electric charges in one place static electricity the buildup of electric charges in one place 4th Grade Physical Science Lesson 6