Earth Science Quiz

Which theory describes the universe as always expanding but maintaining a constant average density?

• Steady State Theory

• Oscillating Theory

• Big Bang Theory

• Nebular Theory

What is the name of the theory that suggests the universe expands until the gravitational attraction of matter causes it to collapse back into a singularity and undergo a bounce?

• Steady State Theory

• Oscillating Theory

• Big Bang Theory

• Nebular Theory

According to the Big Bang Theory, all matter and energy were compressed at a single point called a ________ at the time of the expansion.

• Proton

• Electron

• Nebula

• Singularity

What is the accepted scientific theory about the origin of the universe based upon multiple lines of evidence?

• Steady State Theory

• Oscillating Theory

• Big Bang Theory

• Nebular Theory

What is the name of the background radiation that fills the universe and can be detected in every direction?

• Cosmic Microwave Background Radiation (CMBR)

• Cosmic X-ray Background Radiation (CXBR)

• Cosmic Infrared Background Radiation (CIBR)

• Cosmic Ultraviolet Background Radiation (CUBR)

What is the second largest layer of the Earth and is composed entirely of super-heated liquid molten lava of iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

The solar system was developed from a primeval nebula;

DUST and GAS

• Nebular hypothesis

• Celestial hypothesis

• Encounter hypothesis

• Protoplanet hypothesis

The theory assumes that the Sun was formed before

the planet; SUPERNOVA EXPLOSION

• Nebular hypothesis

• Celestial hypothesis

• Encounter hypothesis

• Protoplanet hypothesis

Slowly rotating gas and dust cloud dominated by

hydrogen and helium starts to contract due to gravity.

• Protoplanet hypothesis

• Encounter hypothesis

• Celestial hypothesis

• Nebular hypothesis

The study of the interaction between

matter and electromagnetic radiation as a function of the

wavelength or frequency of the radiation

• Thermodynamics
• Spectroscopy
• Radiography
• Quantum Mechanics