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Ok , here's how it goes...
when times and dividing ,
follow the significant figures of the smallest decimal
IE.
9.001 x .01 = 0.09001 would be
0.090 (2 significant numbers according to 0.01)...

YAAAHHHH!! I must sound really like an amateur and you must be wondering why this crazy girl takes physic... Ahhh anyway... please help ;)

A projectile leaves the ground at an angle 60 degrees to...

Ah! Thank you so much Dr_Ephemeron
!

Umm... (I must sound like an amateur)
In SUVAT equations...
How can you tell when a displacement has to be negative or positive..?

Like when freefall... is the displacement +ve or -ve
:-[...

;D
Sorry if I sound very stupid...

A golfer hits a golf ball of mass 51g and the ball leaves the club with a velocity of 80m/s. Assuming that the ball and club are in contact for 0.0006s, find...

A spaceship decents at a constant velocity of 10m/s on the moon. When it is 120m from the moon's surface, an object falls off the spaceship. Acceleration due to gravity is 1.6m/s^-2, What is the...