• The force of gravity ( or of the Earth ).
• The ( Earth's ) gravitation force .
• The pull of ( the Earth's ) gravity on a body ...
• The force of gravity ( or of the Earth ).
• The ( Earth's ) gravitation force .
• The pull of ( the Earth's ) gravity on a body ...
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012