the universe is mostly made up of what quizlet

Developed first periodic table and arranged elements in order of increasing atomic mass.


The Earth's interior consists of rock and metal. Spell. As humbling as it sounds, normal matter almost certainly accounts for the smallest proportion of the Universe, somewhere between 1% and 10%. Jupiter's ring is exceptionally faint. Test. Created by.

Terms in this set (45) What are the assumptions on which the cosmological principle is based . Write.

The universe is expanding at a rate faster than in the past. I've dropped a star for the abrupt ending, as King often does, you are left wanting more, and more, but other than that the novel was superb.

Periodic table is mostly made up of what.

The fraction of mass of the universe made up of dark matter is a) zero b) less than 10% c) roughly 50% d) more than 90%. I made my own quizlet sets, I read the book every night, I finished assignments a week early, and I did outside research. One of brightest objects in the night sky. He rearranged the elements in order of increasing atomic number.

The 8 most common elements in Earth’s crust (by mass): 46.6% Oxygen (O) 27.7% Silicon (Si) 8.1% Aluminum (Al) 5.0% Iron (Fe) Terms in this set (10) Which theory about the universe's size best matches the experimental evidence found by astronomers and physicists? homogeneity and isotropy. Flashcards. Astronomical and physical calculations suggest that the visible universe is only a tiny amount (4%) of what the universe is actually made of. a systematic whole held to arise by and persist through the direct intervention of divine power.

milky way galaxy. On the basis of our current best estimate of the present mass density of the universe, astronomers think that .

Test. the entire celestial cosmos.

STUDY. Learn. The _____ states that all matter and energy in the universe exploded ten to fifteen billion years ago and began expanding in all directions. Start studying Chapter 17. Pet Sematary: King, Stephen: 9780385182447: Books. Even though there are 92 elements that are naturally found, only eight of them are common in the rocks that make up the Earth’s outer layer, the crust.

Moseley. the universe is made up of mostly. Red shift of galaxies, cosmic background radiation. Which of the following is NOT an implication of the cosmological principle. what evidence was discovered in 1965 that supports the big bang theory. age, what it is made of. Has an atmosphere. Match. STUDY. Its presence is implied in a variety of astrophysical observations, including gravitational effects that cannot be explained by accepted theories of gravity unless more matter is present than can be seen. However, observations have revealed that each of the Jovian planets have ring systems.

Immediately after the Big Bang, before the first stars in the Universe ever formed, the Universe consisted of hydrogen (element #1), helium (element #2), … macelaine.

... Observations suggest that the density of the universe is made up mostly of dark matter.

the world of human experience.

The universe is contracting at a rate faster than in the past.


In current theories of galaxy evolution, quasars occur a) early in the evolutionary sequence b) near the Milky Way c) when elliptical galaxies merge d) late in evolutionary sequence. d) more than 90% . how far light travels in one year . Spell. False. Mendeleev.

Origin of the Universe. Match. Astronomers use the letters X, Y and Z to denote the fraction of material (by mass) which made up by hydrogen, helium, and everything else: X = 1.0 Y = 0.0 Z = 0.0 pure hydrogen X = 0.5 Y = 0.5 Z = 0.0 hydrogen/helium mix X = 0.0 Y = 0.5 Z = 0.5 helium/heavy mix It is made up of four main layers: 1) the inner core: a solid metal core made up of nickel and iron (2440 km diameter) 2) the outer core: a liquid molten core of nickel and iron. Created by. They are repeated in an orderly pattern . the universe is infinite in extent and will expand forever. The Sun is a huge, glowing sphere of hot gas. Shows and predicts every element in the universe. Second planet from the Sun. After grinding it out in this class for about a month, I was working on an assignment in a room designated for quiet homework time, and that’s where our story begins.

Most of this gas is hydrogen (about 70%) and helium (about 28%).

About same size as Earth.

what is the primary instrument used to gather information about stars? Properties of elements. an aggregate of stars comparable to the Milky Way galaxy. The inner planets are small, rocky planets. Earth has a diameter of about 12,756 km (7,972 mi). Learn. empty space.

a) early in the evolutionary sequence. astro chp 17.

Write. Normal matter consists of the atoms that make up stars, planets, human beings and every other visible object in the Universe. Together, these 8 elements make up more than 98% of the crust. PLAY.

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