LUOA 9 Earth Science module 2

Among the many things that Isaac Newton discovered was that tides are caused by ________.

• the gravitational pull of the Moon and the Sun acting on the Earth

• the gravitational pull of Earth's core

• Kepler's second law

• the Coriolis effect

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS2-4

Spiral galaxies ________.

• are formed from the collision of two galaxies.

• Do not include the milky way

• emit radio waves

• have a center cluster of millions of stars as well as two arms

Tags

NGSS.MS-ESS1-2

Spiral galaxies make up about ________ percent of all known galaxies.

• 50

• 1

• 75

• 25

Tags

NGSS.MS-ESS1-2

A refracting telescope ________.

• uses infrared radiation to focus on objects

• uses a series of mirrors to change the direction of light.

• focuses on a particular focal point by bending the light through a large lens

• uses laser beas to focus on objects

The Big Bang is really a ________ because ________.

• model; it cannot be proven by the scientific method of experimentation

• 
  hypothesis; it has been proven by some scientific experiments

• model; it has been scientifically proven

• theory; it has been proven scientifically with the scientific method

Tags

NGSS.HS-ESS1-2

Galileo Galilei's findings contributed to what significant idea regarding the arrangement of the universe?

• Third law of planetary motion

• Law of orbits

• heliocentrism

A reflecting telescope ________.

• 
  uses infrared radiation to identify an object

• uses radar to detect an object

• 
  focuses the light on a particular focal point by using sunlight

• uses a series of mirrors to move the light into focus

What are solar flares, and how do they impact Earth?

• A solar flare is a burst of radiation coming from the magnetic energy on the sun. They dont really impact the earth becasue the magnetic field protucts us from solar flares.

• A solar flare is a burst of radiation coming from the magnetic energy on the sun. They dont really impact the earth becasue the magnetic field protucts us from solar flares.

• A solar flare is a burst of radiation coming from the magnetic energy on the sun. They dont really impact the earth becasue the magnetic field protucts us from solar flares.

• A solar flare is a burst of radiation coming from the magnetic energy on the sun. They dont really impact the earth becasue the magnetic field protucts us from solar flares.

Tags

NGSS.MS-ESS3-2

What is the difference between a planet and a dwarf planet?

• 
  A planet has a clear area around its orbit, but a dwarf planet may share orbital areas with other objects

• A dwarf planet orbits the Sun in the opposite direction from a planet.

• A dwarf planet is the size of a planet and can be considered a moon.

• A planet has a moon, but a dwarf planet does not.

All of the dwarf planets that are beyond the orbit of Neptune are considered ________.

• meteors

• plutoids

• moons

• satellites