Astrophysics Quiz

Which of Newton's laws states that an object in motion will stay in motion unless acted upon by an external force?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Newton's Law of Universal Gravitation

What is the speed of light in a vacuum?

Which stage of stellar evolution is our Sun currently in?

• Protostar

• Main Sequence

• Red Giant

• White Dwarf

In nuclear fission, a heavy nucleus splits into:

• Two lighter nuclei

• One heavier nucleus

• Three lighter nuclei

• Four lighter nuclei

Which of the following particles is emitted during beta decay?

• Alpha particle

• Beta particle

• Gamma particle

• Neutron

What is the formula for Newton's Second Law of Motion?

Which type of electromagnetic radiation has the shortest wavelength?

• Radio waves

• Microwaves

• X-rays

• Gamma rays

What is the final stage of stellar evolution for a star like our Sun?

• Neutron Star

• Black Hole

• White Dwarf

• Red Giant

Which law relates the temperature of a black body to the peak wavelength of its emitted radiation?

• Planck's Law

• Wien's Law

• Stefan-Boltzmann Law

• Hubble's Law

What is the unit of specific heat capacity?

• J/kg

• J/kg°C

• J/m²

• J/m³