Relationships in the Universe Review

A huge collection of stars , gas and dust

• Universal

• Universe

• Galaxy

• Solar system

• Inner and Outer planets

Our galaxy is called the Milky Way. It is about 100,000 light-years across. This means that _________.

• The galaxy is moving at the speed of light

• The galaxy is 100,000 miles across

• Light takes 100,000 years to travel across the galaxy

• The galaxy is expanding every 100,000 years

Tags

NGSS.MS-ESS1-3

Cell phones and televisions use this type of EM wave.  It has the longest wavelength with the lowest frequency.

• radio wave
• tv wave
• Gamma wave
• ultra violet

Which of the following is the correct order of the objects from largest to smallest?

• sun, solar system, Milky Way, universe

• universe, Milky Way, solar system, sun

• Milky Way, sun, solar system, universe

• solar system, universe, sun, Milky Way

What two things determine the gravity of an object?

• mass & weight

• mass & distance

• density & mass

• volume & distance

Tags

NGSS.MS-PS2-4

As mass increases, what happens to gravitational force?

• increases
• decreases
• stays the same
• i don't know

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Alex is doing a presentation in class comparing the objects of space by their relative sizes.

If “Z” represents a planet, what would “Y” most likely represent?

• A solar system because it contains planets and stars.

• A nebula because that is what the planets formed from.

• A galaxy because it contains billions of stars and the planets.

• A universe because it contains billions of stars and the planets.

Tags

NGSS.MS-ESS1-3

Meteorologists use satellites to study global weather patterns and gain a better understanding of weather predictions.

What choice below should meteorologists used to see patterns of heat flow through the atmosphere?

• Infrared waves, because the wavelength is lower than visible light.

• Ultraviolet waves, because the wavelength is lower than visible light.

• They will have to use gamma rays to determine the thermal energy in the atmosphere.

• They will have to use different kinds of sensors because the electromagnetic spectrum produces similar types of radiation.

Tags

NGSS.MS-ESS2-6

The distance light travels in one year.

• 2 AUs

• An astronomic unit

• A light year.

• 93 trillion miles.

Which statement below best describes the Universe?

• The Universe is a black hole made of dark matter.

• The Universe is a giant cloud of dust and gas in space.

• The Universe contains the Milky Way galaxy which contains most of the stars in space.

• The Universe contains many billions of galaxies and each galaxy contains many billions

  of stars.