Standards
4.P.1 Explain how various forces affect the motion of an object.
4.P.2 Understand the composition and properties of matter before and after they undergo a change or interaction.
4.P.3 Recognize that energy takes various forms that may be grouped based on their interaction with matter.
4.P.1 Explain how various forces affect the motion of an object.
- 4.P.1. 1Explain how magnets interact with all things made of iron and with other magnets to produce motion without touching them.
- 4.P.1.2 Explain how electrically charged objects push or pull on other electrically charged objects and produce motion.
4.P.2 Understand the composition and properties of matter before and after they undergo a change or interaction.
- 4.P.2.1 Compare physical properties of samples of matter: (strength, hardness, flexibility, ability to conduct heat, ability to conduct electricity, ability to be attracted by magnets, reactions to water and fire.)
4.P.3 Recognize that energy takes various forms that may be grouped based on their interaction with matter.
- 4.P.3.1 Recognize the basic forms of energy (light, sound, heat, electrical, and magnetic) as the ability to cause motion or create change.
- 4.P.3.2Recognize that light travels in a straight line until it strikes and object or travels from one medium to another, and that light can be reflected, refracted, and absorbed.