Kepler's Laws of Planetary Motion

Planets orbit the Sun in a shape called _?_.

• a circle

• an ellipse

• a focus

• an oblong

Tags

NGSS.HS-ESS1-4

An ellipse is drawn around two points called _?_.

• dots

• points

• foci

• axis

According to Kepler's 1st Law, the _?_ is at one of the foci of each planetary orbit.

• the axis

• the magnitude

• the center

• the Sun

Tags

NGSS.HS-ESS1-4

What has an eccentricity of zero?

• a straight line

• a large ellipse

• circle

• a small ellipse

Where is the planet moving faster?

• around segment A

• around segment B

• around either segment - the speed doesn't change

• impossible to know

Tags

NGSS.HS-ESS1-4

While traveling around its orbit, during which segment does a line from the planet to the sun sweep through the most area of space?

• The area between A, B and the Sun is the largest.

• The area between G, H and the Sun is the largest

• the areas are equal in size

• There is not enough information to determine the areas

Tags

NGSS.HS-ESS1-4

A planet moving counterclockwise in its orbit will be increasing speed at position _?_.

• P1

• P2

• P3

• P4

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

The diagram below shows a moon revolving around a planet in an elliptical orbit. At which position is the moon traveling fastest?

• location 1

• location 2

• location 3

• location 4

Tags

NGSS.HS-ESS1-4

Which planet of those shown, because of its position, will take the least amount of time to revolve around the Sun?

• Mercury

• Venus

• Earth

• Mars

Tags

NGSS.HS-ESS1-4

A comet moves much faster when it passes closer to the Sun than when it is further away. What is the primary cause in the change of the comet’s orbital speed?

• Jupiter's gravitational field.

• The sun's solar wind.

• The sun's gravitational field.

• Saturn's magnetic field.

Tags

NGSS.HS-ESS1-4