Newton's Laws
Weight
Pressure
At Distant Forces
Contact forces
100
Is the Newton Law stating that for every action there is a reaction of the same amount and in the opposite direction
Newton's Third Law
100
Is the Force that causes Weight
Gravity
100
Unit of Measurement to determine Pressure
a) Newton b) m2 c) Pascal d) Kg
c) Pascal
100
Select the Non-Contact Force
a) Friction b) Magnetism c) Tension d) Pull
Magnetism
100
Is a contact Force that hanging objects exert
Tension
200
Is the Newton Law that state F= ma
Newton Second Law
200
It is the constant acceleration of Earth's gravitational pull
9.8 m/s2
200
The relation Pressure keeps with Surface is ________ since when one increases the other decreases
Inverse
200
Is a type of At-Distance Force that acts due to invisible charges (+,-)
Electric Force
200
Is a contact Force that is exterted from surfaces on moving objects
Friction
300
According to Newton's First Law. What is Inertia?
The property of objects to keep their state of motion
300
Despite related, Mass is different that Weight, since ______ is the amount of matter and ______ is a Gravitational Force that Pulls the Mass.
Mass - Weight
300
The greater the Force the ________ the Pressure
Greater
300
It is the way Magnets can attract to each other
a) N - S
b) S - S
c) + -
d) Magnets don't attract
a) N - S
300
Te resultant Net Force of this system is:
3 N
400
Which Newton Law is expressed on this Picture?
Newton Third Law
400
If a 20 Pa pressure is exerted by a 300 kg Rock. What is the surface of the rock?
147 m2
500
An car of 4,000,000 g mass crashes with an acceleration of 50 m/s2. How much is the Force?
F=ma
200,000 N
500
Calculate the Weight that a 75,000 g person exerts on the ground.
W= mg
735 N
500
Calculate the pressure that a 74 kg person puts on the surface if the area equals 113 cm2
P= F/s
64,177 Pa