3 tablespoons of olive oil is a standard cooking measurement that is about the size of a golf ball. When poured into a glass 1.48 in (3.76 cm) wide, it occupies a volume of 3 tbsp (44.4 mL).

In kitchen measures
3 tablespoons
9 tsp · 3 tbsp · 0.188 cups
about the size of a golf ball
Olive oil typically ranges 0.9–0.93 g/mL depending on how it's packed. A firmly packed scoop weighs more.