• The particles are moving farther apart .
• Continents are moving ( or drifting ) apart at a very low rate.
• The particles are moving farther apart .
• Continents are moving ( or drifting ) apart at a very low rate.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012