A model of the earth, usually mounted on a stand and able to rotate, showing oceans, continents, and geographical lines; used for teaching or military purposes

man-made satellite orbiting the earth; an artificial satellite launched into space for purposes like weather monitoring, scientific experiments, or communication

(humorous) to work in the fields; to till the soil

to engage in agricultural labor or farming, literally translated as repairing the earth

Around the World in Eighty Days by Jules Verne

the study of the chemical composition of the earth and its rocks

A satellite that orbits the earth; also known as a terrestrial satellite.

time taken for the Earth to complete one revolution around the Sun, approximately 365.25 days

An annual global event on April 22 to raise awareness for environmental protection; first observed in 1970 and later designated by the UN as International Mother Earth Day.

A metaphor for the world as modern technology and communications have made people more interconnected and shrunk the perceived distance between countries.

the study of the physics of the earth and its atmosphere

The magnetic field that extends from Earth's interior out into space; also referred to as [[地磁场|地磁場|di4 ci2 chang3]]

The branch of science that studies the physical constitution of the earth and its atmosphere, including subjects like geology, meteorology, and oceanography

The orbit of a satellite around the Earth; also refers to the orbit of the Earth around the Sun.

(in baseball or softball) a ball that has been hit and rolls or bounces along the ground

World Earth Day, observed annually on April 22nd to promote environmental protection; often shortened to [[地球日|地球日|di4 qiu2 ri4]]

An intense or destructive collision or clash that leaves both sides shattered; used metaphorically for a fierce conflict between powerful rivals or incompatible forces.

the Chinese Geophysical Society; professional academic organization for geophysicists in China