WFIRST Will See the Big Picture of the Universe

What percentage of the universe is made up of dark matter and dark energy combined?

• About 32%

• Less than 5%

• Approximately 95%

• Exactly 50%

What is the primary advantage of WFIRST over the Hubble Space Telescope?

• It uses visible light for observations.

• It is closer to Earth.

• It has a larger field of view.

• It can observe in ultraviolet wavelengths.

How does WFIRST detect dark matter?

• Using X-ray emissions.

• By observing radio waves.

• Through gravitational lensing.

• By measuring temperature variations.

What technique does WFIRST use to find smaller and more distant exoplanets?

• Gravitational microlensing

• Direct imaging

• Transit photometry

• Radial velocity

What is the purpose of the coronagraph on WFIRST?

• To measure cosmic microwave background radiation.

• To analyze black holes.

• To block starlight and reveal planets.

• To detect gamma-ray bursts.

Where will WFIRST be positioned to conduct its observations?

• In geostationary orbit

• At the Earth-Sun L2 Lagrange point

• At the Moon's surface

• In low Earth orbit

Which missions will WFIRST complement in its exploration of the universe?

• Galileo and Cassini

• James Webb Space Telescope and TESS

• Hubble and Chandra

• Voyager and Pioneer