Year 9 - Physics - 8-3-16

Thai Sikh International School

E-Learning Programme – Online Assignment –   dd/mm/yyyy

Name :                                                                                                                        Subject :  Physics

Year   :  IX                                                                                                Schedule No. :  8                               

  1.      Define             a) Vector          b) Scalar quantities. Give two examples of each.

  2.      What is the relation between force, mass and acceleration?

  3.      What is the relation between mass, gravity and weight?

  4.      Define Law of Inertia.

  5.      Define newton’s IInd Law.

  6.      Define Newton’s III rd Law.

  7.      An empty lift weights 2000N. Four people enter the lift and their total weight is 3000N. After the button is pressed to move the lift, the tension in the cable pulling up from the top of the lift is 4000N.

a)      Work out the resultant force on the lift.

b)      State how the lift moves.

c)      Work out the resultant acceleration.