Gravitation and Orbits

The gravitational constant in this equation is represented by which symbol?

• F

• G

• m

• r

Tags

NGSS.HS-PS2-4

What did Newton realize about forces and apples?

• the force attracting the Earth is less than the force attracting the moon

• the force orbiting the moon also orbits the apple

• the force accelerating the apple is the same force keeping the moon in orbit

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-4

Falling and orbiting are both ___.

• scalars

• different types of gravity

• forces

• accelerated motion

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What two things does the force of gravity depend on?

• mass and acceleration

• velocity and acceleration

• mass and distance between two objects

• acceleration and orbiting

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

How is this equation interpreted?

• Force depends on the sum of two masses divided by the distance between them.

• Force depends on the product of two masses divided by the square of the distance between them.

• Force is multiplied by the masses and the distance between them.

Tags

NGSS.MS-PS2-4

How is the distance between objects determined?

• measuring from the center of mass of each object

• measuring from the edge of one object to the edge of the other

• measuring the forces between objects

Tags

NGSS.MS-PS2-5

What is the direction of gravity?

• in the opposite direction as the opposing force

• directed in a line between the center of masses

• tangent to the center of mass

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What are the units of Gravitational Force?

• kg

• m/s²

• Newtons

• grams

Tags

NGSS.MS-PS2-5

If you double both of the masses, what happens to the force of gravity between them?

• The force is 4x as strong

• The force is also doubled

• The force is reduced by 1/2

Tags

NGSS.MS-PS2-4

If you double the distance between the masses, what happens to the force of gravity between them?

• The force is 4x as strong

• The force is doubled

• The force is cut in half

• The force is reduced by 1/4

Tags

NGSS.MS-PS2-4