FRICTIONAL FORCES
Magnetism is a force that can attract (pull closer) or repel (push away) objects that have a magnetic material like… Read More »FRICTIONAL FORCES
FRICTIONAL FORCES
To stop a moving object, a force must act in the opposite direction to the direction of motion. For instance,… Read More »FRICTIONAL FORCES
FORCES
In the school and at home, we see many moving things. We move about on our legs, vehicles move on… Read More »FORCES
SIMPLE MACHINES – INCLINED PLANE
An inclined plane is a simple machine. It allows one to use less force to move an object. Examples of… Read More »SIMPLE MACHINES – INCLINED PLANE
PULLEYS
A pulley is a wheel that has a smooth groove in its rim, with a rope passing through the groove.… Read More »PULLEYS
LEVERS
A machine is a simple object which makes our work easier to do. Many objects in the school and at… Read More »LEVERS
SAFETY AND ACCIDENTS
MEANING OF SAFETY Safety means keeping yourself and others free from harm or danger. That’s being careful not to fall,… Read More »SAFETY AND ACCIDENTS
Muscular system
The muscular system is made up of tissues that work with the skeletal system to control movement of the body.… Read More »Muscular system
Digestive system
The human digestive system is a series of organs that converts food into essential nutrients that are absorbed into the… Read More »Digestive system
System of the body and its functions
System of the body and its functions Body systems are groups of organs and tissues that work together to perform… Read More »System of the body and its functions