🔍 Tìm kiếm từ vựng
petal
Noun
cánh hoa, lá hoa
any of the parts of a flower that is very soft and is usually colored
"The wind blew gently , causing a few petals to fall from the cherry blossom tree ."
centripetal force
Noun
lực hướng tâm, lực kéo về trung tâm
the force that acts on an object moving in a circular path, directed toward the center of the circle or the axis of rotation, preventing the object from moving in a straight line
"The Earth 's gravitational pull on the Moon provides the centripetal force necessary for the Moon 's orbital motion ."