Today, scientists study comets to understand their composition and origins.

Meaning: Now, scientists study comets to learn what they are made of and where they come from.

Choice of Words: Today means the present time. Scientists are people who study science. Study means to examine or investigate something. Composition means the makeup or structure of something. Origins are the beginnings or sources of something.

Alternative Expressions

Today, scientists study comets to understand their makeup and beginnings.

Meaning: This sentence means that scientists are currently learning about comets by studying them carefully. They want to figure out what comets are made of and where they come from.

Choice of Words: Today is used to refer to the current day. Scientists are people who study science and do experiments. Comets are objects in space that have a tail of gas and dust. Study means to learn about something by looking at it carefully. Understand means to know or figure out something. Makeup means the things that make up something. Beginnings means the start or origin of something.

Right now, scientists are looking into comets to figure out what they're made of and where they came from.

Meaning: This sentence means that scientists are currently investigating comets to learn about their composition and origins.

Choice of Words: Right now means at this very moment. Looking into means to examine or investigate something. Figure out means to understand or discover something. What they're made of refers to the materials that make up comets. Where they came from refers to the origin or starting point of comets.

At present, scientists are researching comets to learn their composition and origins.

Meaning: This sentence means that scientists are currently engaged in scientific studies to understand the makeup and origins of comets.

Choice of Words: At present means at this time. Researching means conducting scientific studies to gain knowledge. Learn means to acquire knowledge or understanding. Composition refers to the elements or substances that make up something. Origins refers to the beginnings or sources of something.

Related Expressions