th 8 Grade Physics Forces Force A push
![th 8 Grade Physics Forces th 8 Grade Physics Forces](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-1.jpg)
![Force A push or a pull. Image: http: //gurtej. net/files/2010/04/man-pushing-a-car. jpg; Definition: www. thefreedictionary. Force A push or a pull. Image: http: //gurtej. net/files/2010/04/man-pushing-a-car. jpg; Definition: www. thefreedictionary.](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-2.jpg)
![Balanced Force 30 N The net force on an object is zero and the Balanced Force 30 N The net force on an object is zero and the](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-3.jpg)
![Gravity A force that pulls objects together. Gravity caused the apple to fall on Gravity A force that pulls objects together. Gravity caused the apple to fall on](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-4.jpg)
![Unbalanced Force 50 N 20 N The net force of an object is greater Unbalanced Force 50 N 20 N The net force of an object is greater](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-5.jpg)
![Net Force The sum of all the forces acting on an object. (The arrows Net Force The sum of all the forces acting on an object. (The arrows](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-6.jpg)
![Force is measured in NEWTONS The SI derived unit used to measure force is Force is measured in NEWTONS The SI derived unit used to measure force is](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-7.jpg)
![Calculating Net Force If forces are applied in the SAME direction, then the forces Calculating Net Force If forces are applied in the SAME direction, then the forces](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-8.jpg)
![Calculating Net Force If forces are applied in the OPPOSITE direction, then the lesser Calculating Net Force If forces are applied in the OPPOSITE direction, then the lesser](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-9.jpg)
![What is Motion? Motion is: A change in position of an object compared to What is Motion? Motion is: A change in position of an object compared to](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-10.jpg)
![Forces affect Motion: • • • They can make They can make direction. They Forces affect Motion: • • • They can make They can make direction. They](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-11.jpg)
![Friction The force between objects that affects how easily they move past each other. Friction The force between objects that affects how easily they move past each other.](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-12.jpg)
![Friction affects Motion Friction is a force that causes objects to slow down or Friction affects Motion Friction is a force that causes objects to slow down or](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-13.jpg)
![Videos • Physics of Skydiving https: //www. youtube. com/watch? v =ur 40 O 6 Videos • Physics of Skydiving https: //www. youtube. com/watch? v =ur 40 O 6](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-14.jpg)
![• Forces and biking https: //www. youtube. com/watch? v=Wo. TQDrz. C qb 0 • Forces and biking https: //www. youtube. com/watch? v=Wo. TQDrz. C qb 0](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-15.jpg)
- Slides: 15
![th 8 Grade Physics Forces th 8 Grade Physics Forces](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-1.jpg)
th 8 Grade Physics Forces
![Force A push or a pull Image http gurtej netfiles201004manpushingacar jpg Definition www thefreedictionary Force A push or a pull. Image: http: //gurtej. net/files/2010/04/man-pushing-a-car. jpg; Definition: www. thefreedictionary.](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-2.jpg)
Force A push or a pull. Image: http: //gurtej. net/files/2010/04/man-pushing-a-car. jpg; Definition: www. thefreedictionary. com
![Balanced Force 30 N The net force on an object is zero and the Balanced Force 30 N The net force on an object is zero and the](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-3.jpg)
Balanced Force 30 N The net force on an object is zero and the object’s motion does not change. (object is not moving or has constant motion) Image: http: //image. wistatutor. com/content/force-laws-motion/balanced-force-example. jpeg; Definition: www. thefreedictionary. com
![Gravity A force that pulls objects together Gravity caused the apple to fall on Gravity A force that pulls objects together. Gravity caused the apple to fall on](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-4.jpg)
Gravity A force that pulls objects together. Gravity caused the apple to fall on Sir Isaac Newton’s head. Image from: http: //4. bp. blogspot. com/_Qe 1 wgx. Di. Ed. U/S 0 Sufn 6 jb. SI/AAAAAJo/ak 9 Ty 7 Sf. Zr 0/s 400/newton 2. jpeg ; Definition adapted from: Access Science glossary, page 316.
![Unbalanced Force 50 N 20 N The net force of an object is greater Unbalanced Force 50 N 20 N The net force of an object is greater](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-5.jpg)
Unbalanced Force 50 N 20 N The net force of an object is greater than zero which results in a change in the motion of the object. Image: http: //image. wistatutor. com/content/force-laws-motion/unbalanced-force-example. jpeg; Definition: www. thefreedictionary. com
![Net Force The sum of all the forces acting on an object The arrows Net Force The sum of all the forces acting on an object. (The arrows](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-6.jpg)
Net Force The sum of all the forces acting on an object. (The arrows that represent the forces are called Vectors) Image: http: //zonalandeducation. com/mstm/physics/mechanics/forces/net. Force/netf 3. gif; Definition: www. thefreedictionary. com
![Force is measured in NEWTONS The SI derived unit used to measure force is Force is measured in NEWTONS The SI derived unit used to measure force is](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-7.jpg)
Force is measured in NEWTONS The SI derived unit used to measure force is a NEWTON. One Newton is equal to the force needed to accelerate a mass of one kilogram one meter per second or 1 m/s 2.
![Calculating Net Force If forces are applied in the SAME direction then the forces Calculating Net Force If forces are applied in the SAME direction, then the forces](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-8.jpg)
Calculating Net Force If forces are applied in the SAME direction, then the forces are ADDED together to find the Net Force. or
![Calculating Net Force If forces are applied in the OPPOSITE direction then the lesser Calculating Net Force If forces are applied in the OPPOSITE direction, then the lesser](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-9.jpg)
Calculating Net Force If forces are applied in the OPPOSITE direction, then the lesser force is SUBTRACTED from the greater force to find the Net Force and the object moves in the direction of the GREATER force. or
![What is Motion Motion is A change in position of an object compared to What is Motion? Motion is: A change in position of an object compared to](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-10.jpg)
What is Motion? Motion is: A change in position of an object compared to a reference point
![Forces affect Motion They can make They can make direction They Forces affect Motion: • • • They can make They can make direction. They](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-11.jpg)
Forces affect Motion: • • • They can make They can make direction. They can make objects objects start moving. move faster. move slower. stop moving. change objects change shape.
![Friction The force between objects that affects how easily they move past each other Friction The force between objects that affects how easily they move past each other.](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-12.jpg)
Friction The force between objects that affects how easily they move past each other. Image: http: //www. mikecurtis. org. uk/images/friction. jpg; Definition: Access Science glossary, page 315.
![Friction affects Motion Friction is a force that causes objects to slow down or Friction affects Motion Friction is a force that causes objects to slow down or](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-13.jpg)
Friction affects Motion Friction is a force that causes objects to slow down or stop Image adapted from: http: //sciencevault. net/11 hscphys/84 movingabout/pics/elevatedram. jpg; Definition: www. thefreedictionary. com
![Videos Physics of Skydiving https www youtube comwatch v ur 40 O 6 Videos • Physics of Skydiving https: //www. youtube. com/watch? v =ur 40 O 6](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-14.jpg)
Videos • Physics of Skydiving https: //www. youtube. com/watch? v =ur 40 O 6 n. QHsw • All about Forces and Gravity https: //www. youtube. com/watch? v=ysrp UL 8 d. ASg • Physics of Game programming https: //www. youtube. com/watch? v=Kt 9 O il. Ezwnk
![Forces and biking https www youtube comwatch vWo TQDrz C qb 0 • Forces and biking https: //www. youtube. com/watch? v=Wo. TQDrz. C qb 0](https://slidetodoc.com/presentation_image_h/ecf000139526bcffc36f158414e8a6fa/image-15.jpg)
• Forces and biking https: //www. youtube. com/watch? v=Wo. TQDrz. C qb 0
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