Gravitation

The value of Universal Gravitational constant is

• 6.673X10^-11 Nm^-2kg²

• 6.673X10^-11 Nm²kg²

• 6.673X10^-11 Nm² kg^-2

• 6.673 x10^-11 N m^-2 kg^-2

Newton said that any two masses will...

• combine into a larger mass.

• attract each other.

• create gravitational fields.

• push each other apart.

Tags

NGSS.HS-PS2-4

According to Newton's law of gravitation, the Earth and the Moon are gravitationally attracted to each other. The more massive Earth attracts the Moon with...

• a stronger force than the Moon attracts the Earth.

• a weaker force than the Moon attracts the Earth.

• the same force as the Moon attracts the Earth.

• a force that is sometimes stronger and other times weaker than the Moon attracts the Earth.

Tags

NGSS.HS-PS2-4

What states that "every object in the universe attracts every other object"?

• Law of Universal Gravitation
• Newton's First Law of Motion
• My mother
• Inertia & gravity

Tags

NGSS.HS-PS2-4

Which of the following is Newton's Law on Gravitation?

• F=Gm₁m₂/r
• F = Gm₁m₂/r²
• F = Gm₁m₂/2r
• F = m₁m₂/2r

Tags

NGSS.HS-PS2-4

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.HS-PS2-4

The path a planet travels around the sun is called its 

• orbit
• ellipse
• barycenter
• precession

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

The amount of matter in an object is.......

• mass

• weight

• inertia

• gravity

The moon and other satellites rotate around the earth. Identify the force that keeps these satellites in orbit.

• gravity
• friction
• a strong force
• electromagnetic force

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Force of gravity is directly proportional to

• Product of Mass

• Weight

• Distance

• Time