ES Hmwk; Solar System Orbital Laws - Part 2

Comets are considered to belong to the Solar System if they

• glow by reflected light

• revolve about the Sun

• have elliptical orbits

• have uniform periods of revolution

A person observes that a bright object streaks across the nighttime sky in a few seconds. What is the object most likely to be?

• a comet

• a meteor

• an explosion on the Sun

• an orbiting satellite

A belt of asteroids is located an average distance of 503 million kilometers from the Sun. Between which two planets is this belt located?

• Mars & Jupiter

• Mars & Earth

• Jupiter & Saturn

• Saturn & Uranus

Tags

NGSS.MS-ESS1-2

Which is NOT included in our solar system?

• Polaris

• the moon

• meteors

• asteroids

Tags

NGSS.MS-ESS1-3

In the last billion years when meteorites, asteroids, or comets collided with Earth, which has occurred?

• craters have formed

• the whole Earth's surface has melted

• all life has been destroyed

• the oceans have largely evaporated

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

Today it is most commonly believed that our Solar System formed

• by gravitational collapse of a gas-dust "cloud"

• from material exploded from the Sun

• at the time of the Big Bang that formed the present universe

• by fusion of matter between the Sun and a passing star

Tags

NGSS.MS-ESS1-2

The period of revolution for planet A most likely is

• less than 40 days

• greater than 40 days

• 40 days

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Which planet's orbit is most nearly circular?

• Earth

• Venus

• Neptune

• Jupiter

Tags

NGSS.MS-ESS1-2

As the distance between two objects in the universe increases, the gravitational attraction between these two objects

• decreases

• increases

• remains the same

If the gravitational force between the Earth and the Sun were suddenly eliminated, toward which position would the Earth then move?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4