Forces

Indicate the characteristic shared by the following vector representation of forces

• Magnitude

• Direction

• Point of application

Look at the picture, the image shows the forces acting on a see-saw when a squirrel hops on it and sits in the middle.

F1 is the force that the ________ exerts own the see-saw.

• gravity

• air

• ground

• squirrel

Look at the picture, the image shows the forces acting on a see-saw when a squirrel hops on it and sits in the middle.

F2 is the force that the ________ exerts own the see-saw.

• gravity

• air

• ground

• squirrel

Look at the picture, the image shows the forces acting on a see-saw when a squirrel hops on it and sits in the middle.

F3 is the force that the ________ exerts own the see-saw.

• gravity

• air

• ground

• squirrel

Look at the picture, indicate whether the following statement is true or false.

F1, F2, and F3 are equal in direction.

• true

• false

Look at the picture, indicate whether the following statement is true or false.

F2 and F3 are equal in the point of application.

• true

• false

Look at the picture, indicate whether the following statement is true or false.

F2 and F3 are equal in direction.

• true

• false

Look at the picture. F1 is exerted by _________.

• the air

• the girl

• the man

• the Earth

• the swing

Look at the picture. F2 is exerted by _________.

• the air

• the girl

• the man

• the Earth

• the swing

Look at the picture. F3 is exerted by _________.

• the air

• the girl

• the man

• the Earth

• the swing