Gravity
Strength of Gravity _______ with distance
Decreases
What does the variable M mean?
Masses of object
What is the acceleration of gravity on earth?
9.8 M/S2
True or False: Gravity pulls things together.
True
Is Gravity the strongest or the weakest force we know?
Weakest
Gravity is an ____ Force between all objects.
Attractive
The universal gravitational law
F=G(m1m2)/r2
What is the everyday term used for the amount of gravity acting on an object?
Weight
True or False a paper clip has a gravitational pull
True it is just a very minimal pull
Are Gravity and weight the same thing?
No
Gravity also states that objects don't need to be ____.
Touching
What is the equation of Newtons second Law.
F=(M)A
True or False? Gravity will have a smaller effect than a larger object if both are falling from the same height.
False gravity has the same effect on all falling objects.
True or False. Is there gravity in a vacuum?
True, there is gravity in a vacuum.
Does gravity travel at light speed?
Yes
What is Gravity Crucially needed for?
The form of Life.
Gravitational Acceleration/Feild Stregth
g=GM/r2
What is the gravitational effects of water by the moon called?
Tides
Who was the scientist to create 3 gravitational laws?
Isaac Newton
Gravity is carried by massless particles called...
Gravitons