Formation of Solar System ( Radioactive Decay and half-life)

Which of the following are the closest to the sun?

• terrestrial planets
• gas giant planets

The main force at play during making of our solar system

• strong force

• weak force

• gravity

• electrostatic force

Tags

NGSS.HS-PS2-4

How old is our solar system?

• 4.6 billion years old
• 4.6 million years old
• 9 billion years old
• 4.5 million years old

Tags

NGSS.HS-ESS1-6

A cloud of gas and dust from which bodies in space are formed

• photosphere
• nebula
• solar flare
• Sunspot

A massive explosion of a star is called . . .

• supernova
• nebula
• pulsar
• black hole

Tags

NGSS.HS-ESS1-3

A nebula collapses down into a disk known called:

• A compact disk
• An irregular cloud
• An accretion disk
• An circular disk

The planetesimals keep:

• Colliding and breaking apart
• Colliding and sticking together
• Colliding and bouncing around
• Breaking down into smaller pieces

Tags

NGSS.HS-PS2-1

The group of outer planets are known as:

• The Terrestrial Planets
• The Gas Giants
• The Inner Planets
• The Rocky Planets

The planets formed by accretion. This means ________.

• that little bits of rock and gas kept combining and growing, eventually becoming a planet

• one large planet broke apart bit by bit, forming the planets we have now

• the planets were formed when the sun was born and blew several large chunks off that became the planets

• the planets got caught in the sun's gravity as they were drifting through the galaxy

Tags

NGSS.MS-ESS1-2

The age of the Earth was found using ______________.

• radiometric dating

• carbon dating

• blind dating

• Tinder dating

Tags

NGSS.HS-ESS1-6