The Solar System Lessons 1 & 2

The sun and all of the bodies that orbit the sun make up the

• solar system

• galaxy

• universe

• planetary system

Tags

NGSS.MS-ESS1-1

In the __________ model, Earth and other planets orbit the sun.

• heliocentric

• geocentric

Tags

NGSS.MS-ESS1-2

In the ____________ model, the sun and other planets orbit around Earth.

• heliocentric

• geocentric

Which method did Galileo use to show that Earth was not the center of our solar system?

• calculating mathematical models

• using a telescope to see four moons orbiting Jupiter and the phases of Venus

• observing the sun

• assuming that all pre-existing astronomic theories were incorrect

What does Kepler's first law of planetary motion state?

• the orbit of a planet around the sun is an ellipse with the sun at one focus

• the orbit of a planet is dependent on heat

• the difference between centripetal force and elliptical force

• the orbital period is infinite

Tags

NGSS.HS-ESS1-4

The solar system formed from a solar _________, which is a rotating cloud of gas and dust that formed into the sun and planets

• nebula

• galaxy

• meteor

• ray

Which describes an effect of a centripetal force?

• objects break apart in space

• objects burn at very high temperatures

• objects move in a circular path

• objects move in an elliptical path

A force of attraction between objects that is due to their masses and the distances between them is known as

• gravity

• orbit

• centripidal

• emotion

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

As a planet moves around its orbit, it sweeps out equal areas in equal times is Kepler's _______ law.

• First

• Second

• Third

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The square of the orbital period is proportional to the cube of the planet's average distance from the sun is Kepler's _______ law.

• First

• Second

• Third

Tags

NGSS.HS-ESS1-4