Astronomers observe distant galaxies to understand how the universe evolved over billions of years.
天文学家观察遥远的星系，以了解宇宙在数十亿年间如何演化。
Nutrition researcher Mark Ferrell found no significant difference in energy levels between breakfast eaters and skippers once he controlled for total daily calorie intake, suggesting the effect Nair observed may stem from overall diet rather than the timing of the first meal.
From a Cross-Text Connections question · Craft and Structure
- Crows have been observed using twigs and other tools to extract insects from tree bark.
From a Rhetorical Synthesis question · Expression of Ideas
- New Caledonian crows have been observed bending wire into hooks to retrieve food from narrow tubes.
From a Rhetorical Synthesis question · Expression of Ideas
Which choice best defines “observe”?
B — Watch carefully. “observe” means watch carefully.
Which word means “watch carefully”?
B — observe. “observe” means watch carefully.
observe — watch carefully. In Chinese: 观察，遵守.
observe is pronounced /əbˈzɜːrv/.
Astronomers observe distant galaxies to understand how the universe evolved over billions of years. (天文学家观察遥远的星系，以了解宇宙在数十亿年间如何演化。)
watch, monitor, scrutinize — all close in meaning to observe (watch carefully).
ignore, overlook — each the opposite of observe (watch carefully).
Yes. observe is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
ob(toward)+serve(look)