What is the meaning of momentum?
: the strength or force that something has when it is moving. : the strength or force that allows something to continue or to grow stronger or faster as time passes. physics : the property that a moving object has due to its mass and its motion.
Is the T silent in exactly?
When the T and D sounds come between two other consonant sounds, many Americans will drop them. But when we add the -ly ending, it now comes between two consonants. You’ll hear a lot of native speakers say ‘exactly‘, with no T sound. Exactly, exactly.