Can You Answer These Real Jeopardy! Clues About Planet Earth?

…Is called Earth’s twin, but it must be fraternal, as we don’t enjoy the same thick clouds of sulfuric acid

The innovative use of drones helped the crew capture one of these, the largest animals on Earth, alongside her curious young

Home to 10% of the world’s known species, this rainforest covers 1.2 billion acres, 60% of it in Brazil

They’re sometimes called grasslands or savannahs, but in “God Bless America”, they’re called these

This field around Earth weakens before the 2 poles reverse, every 300,000 years or so

2-word name for the U.S. region where a high frequency of its namesake vortexes can appear every year

An annual 1-million-strong migration of these animals crosses the Mara River through a gauntlet of crocs

The sun’s surface can reach 10,000 degrees; this part of the Earth can get even hotter

Formed by heat deep underground, plutonic rocks are classified as this one of the 3 major kinds

The world’s highest volcano, 22,500-foot Ojos del Salado, straddles these 2 South American countries

Striations are the scratches these large masses leave behind as they travel over thousands of years

The PBL, or planetary boundary layer, is a region of this lowest part of the Earth’s atmosphere

The planets & sun were thought to revolve around the Earth; in the 16th century, this Polish astronomer proved otherwise

Burning coal & oil in the Industrial Age has produced this, atomic No. 6–mix it with oxygen & you get a greenhouse gas

These 5 letters follow “rock” or “mud” in a type of event that killed thousands in the 2008 Sichuan earthquake

This dark, organic substance found in soil & formed from decaying matter is good for plants; some might try to eat it with pita

This planet that comes the closest to Earth rotates so slowly that a “day” there lasts longer than its “year”

From the Latin for “whiteness”, it’s the amount of sunlight reflected back from a planet; for Earth it’s about 33%

In 2014 scientists found the first evidence of tectonic plates outside the Earth on a moon of this largest planet

It’s the only planet not named for a Greek or Roman god

NASA has found an Earthlike planet within a “habitable zone”–the area in a star system where this could exist in liquid form

These are the regions within about 1,600 miles north & south of the equator

The emmer type of this was one of the first cultivated crops over 10,000 years ago

This period, the “age of fishes”, was named for a fossil-rich part of southwest England

This desert extends more than 3,500 miles across northern Africa from the Atlantic to the Red Sea

It’s wet, sticky earth; it’s also a term for nasty accusations politicians throw at each other

In hardness, pellets called graupel that fall from the sky are partway between snow & this

This layer of rock between the Earth’s core & crust makes up about 85 percent of the planet’s mass

When it’s closest to the Earth, this planet with a 687-day year is about 33 million miles away

Drive through the village of Mercury in the Rhone-Alpes region of this country

This word is from the Greek for “wanderer”; the fact that the Earth was one wasn’t figured out till later

On August 27, 2003 this planet reached its closest point to Earth in nearly 60,000 years

2-word descriptive term for Mercury, Venus, Earth or Mars because of their orbits nearest the sun

This ringed planet is the farthest one from earth that can be seen with the naked eye

Astrologers say that when this “Planet of Communication” goes retrograde, stuff on Earth falls apart

Earth’s longest mountain range is the mid-oceanic this, over 30,000 miles long

On February 14, 1990, it took its final photo from 3.7 billion miles: of the sun & 6 planets, including the Earth

Surprisingly, the Earth is closest to the sun during this winter month

Chilly name for historical periods when significant, extended cooling of the atmosphere & oceans takes place

Imaginary geographic lines around the Earth include the equator & these 2 “tropics”

To those on Earth, 8 of the planets appear in the band of constellations known as this

This central part of the Earth is larger than the planet Mars

Due to irregularities in the Earth’s rotation, this amount of time was added to the end of 1987

After water itself, it’s the most abundant chemical compound in the ocean

Peat is the first stage in the transformation of vegetable matter into this fuel

Despite its name, this ocean current outdoes any river; at maximum flow off the Carolinas, its flow is 3,500 times the Mississippi’s