OuterSpace Slide Show quiz 8th Grade

What is the speed of light in meters per second?

• 2 × 10^8 meters per second

• 3 × 10^8 meters per second

• 4 × 10^8 meters per second

• 5 × 10^8 meters per second

Which of the following types of radiation is considered harmful?

• Radio waves

• Infrared radiation

• Gamma rays

• Visible light

What challenges do Earth-based optical telescopes face?

• Radio interference from satellites

• Light pollution and atmospheric distortion

• Interference from microwaves

• Solar flares

How long did it take the New Horizons probe to reach Pluto after its launch?

• 5 years

• 7 years

• 9 years

• 11 years

How many successful Moon landings occurred between 1969 and 1972?

• 4 landings

• 5 landings

• 6 landings

• 7 landings

What is the correct hierarchical order from smallest to largest?

• Galaxy, Universe, Solar System

• Solar System, Universe, Galaxy

• Solar System, Galaxy, Universe

• Universe, Galaxy, Solar System

What is the definition of a satellite in space?

• Any object launched into space

• Any object that orbits another object

• Only man-made objects in space

• Only natural objects in space

Which form of radiation do scientists primarily use to study space besides visible light?

• X-rays

• Ultraviolet rays

• Radio waves

• Gamma rays

When was the International Space Station (ISS) completed?

• 2007

• 2008

• 2009

• 2010

At what speed was the New Horizons probe traveling?

• 30,000 mph

• 35,000 mph

• 40,000 mph

• 45,000 mph