Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Forces and machines

Related Books

Free with a 30 day trial from Scribd

See all

Related Audiobooks

Free with a 30 day trial from Scribd

See all
  • Be the first to comment

  • Be the first to like this

Forces and machines

  1. 1. FORCES AND MACHINES BY:MARIA AND GEMMA
  2. 2. FORCES CAN PUT OBJETS INTO MOTION.A FORCE CAN PUT AN OBJECT INTO MOTION STOP AN OBJECT OR CHANGE THE WAY THAT IT MOVES .A FORCE CAN ALSO DEFORM OR BREAK AN OBJECT.
  3. 3. TYPES OF FORCE • CONTACT FORCES • Contact forces act on objects by making physical contact. • NON-CONTACT FORCES • Non-contact forces act on objects without making physical contact-.
  4. 4. GRAVITY
  5. 5. MACHINES A machine is an instrument that multiplies the force. • SIMPLE MACHINES • Have usually got one or two parts. • COMPLEX MACHINES • Have got many parts.
  6. 6. TYPES OS SIMPLE MACHINES A lever consists of a rigid bar that turns on a fixed point called the fulcrum. A pulley is a wheel with an axle in the centre and a rope that turns around. Ramps are inclined planes that we can use to go up and down . We can also use them to move heavy loads.
  7. 7. COMPLEX MACHINES A complex machine is a combination of two or more simple machines.

    Be the first to comment

    Login to see the comments

Views

Total views

1,327

On Slideshare

0

From embeds

0

Number of embeds

590

Actions

Downloads

18

Shares

0

Comments

0

Likes

0

×