Earth/Space Science Test 2

Which of the following WAS NOT observed as an effect of climate change during the year 2019?

• Parts of Scandinavia and western and eastern Russia had temperatures at least 2.7 degrees F below average.

• Arctic sea ice 19.8% below average

• Average global temperature 7.8% lower than the 1980-2010 average

• Antarctic sea ice coverage 4.3% below the 1981-2010 average

Which of the following is considered to be the defining event of our Universe?

• creation of stars

• the Big Bang event

• formation of galaxies

• creation of Earth

Which of the following types of equipment have humans built in order to study the Big Bang? CHOOSE ALL THAT APPLY!

• particle accelerators

• orbital space telescopes

• machines the size of cities

• nuclear weapons

Who is this scientist that contributed to our current understanding of the Big Bang event?

• Arnold Penzias

• Albert Einstein

• Edwin Hubble

• Stephen Hawking

Which of the following correctly states the Big Bang Theory?

• Energy can convert into Matter and Matter can convert into Energy.

• Matter, Energy, Space, and Time all burst forth from nothingness at the same time.

• Matter and Energy suddenly burst forth into already existing Space and Time.

• Energy is equal to mass times the speed of light squared.

In order to begin the structuring of the Universe, what was the first fundamental force to split off from the combined force.

• gravity

• electromagnetism

• the strong nuclear force

• the weak nuclear force

If the Universe has more mass than would result in critical density, which of the following will occur?

• the Universe will continue to expand forever

• the Universe will end in a Big Crunch

• the Universe will stop expanding and remain the same size until the end of time

• the Sun will expand and destroy the Earth

What was unusual about the rapid expansion of space-time after the Big Bang event?

• Sub-atomic mass particles were changing into time intervals.

• Atoms were converting into baseballs.

• The expansion was pulling planets away from their stars.

• The Universe was expanding faster than the speed of light.

What is a “planktime” used for?

• calculating the Earth's orbit around the Sun

• sequencing events in the very early Universe

• measuring the lifetime of stars

• timing the forty-yard dash

What was the first technical advancement to use E=mc² ?

• earthquake detectors

• nuclear weapons

• laptop computers

• spacecraft