There are correct, but I recommend that you don't use it after third. You can use words like 'luego, después, entónces...to say what you will do after. If your assignments tells you to do it that way, you can do it, but when you write a paper on your ...
April 25, 2012
A 2.20 kg mass attached to a spring oscillates with a period of 0.440 s and an amplitude of 16.5 cm. (a) Find the total mechanical energy of the system (b) Find the maximum speed of the mass.
April 24, 2012
Compute the linear momentum and angular momentum of a Frisbee of mass 0.160 kg if it has a linear speed of 2.00 m/s and an angular velocity of 50.0 rad/s. Treat the Frisbee as a uniform disk of radius 15.0 cm.
April 8, 2012