G04 - Vocabulary - U4B - Introduction

The mixture of gases that are all around a planet The Earth's ...... protects us from harmful rays from the sun. Scientists study Mars' ....... to see if it could support life. Pollution can harm the ........ and cause climate change. This word came from Greek about 400 years ago. It meant "vapor ball".

• atmosphere
• noun
• vacuum
• conjunction

A simple part of something that is bigger Oxygen is an important ...... that we need to breathe. Fire is one ....... that early humans learned to control. The most basic ........ of a story is its characters. This word came from Latin about 600 years ago. It meant "basic principle" or "rudiment".

• element
• noun
• compound
• preposition

A large area of land The rocky ...... of the desert is home to many unique plants. Painters often create beautiful pictures of the countryside ....... . The ........ changed from flat farmland to rolling hills as we drove. This word came from Dutch about 400 years ago. It meant "region" or "tract of land".

• landscape
• noun
• urban area
• adverb

The small parts that make up something bigger Wood is a common ...... used to build houses. The dress was made of a soft, silky ....... . Scientists are always looking for new ........ to make things stronger and lighter. This word came from Latin about 600 years ago. It meant "relating to matter".

• material
• noun
• immaterial
• verb

Something that wasn't made by humans The park has many ...... features like waterfalls and caves. Honey is a ....... sweetener made by bees. We saw many ........ wonders on our hike through the forest. This word came from Latin about 700 years ago. It meant "by birth" or "according to nature".

• natural
• adjective
• artificial
• preposition

Something that is helpful Exercise has many ...... for your health. One ....... of reading is that it helps improve your vocabulary. Planting trees in cities has the ........ of providing shade and clean air. This word came from Latin through French about 600 years ago. It meant "good deed".

• benefit
• noun
• detriment
• adverb

A great power in nature Gravity is a ...... that pulls everything towards the Earth. The wind's ....... was so strong it knocked over the trash cans. Police use ........ only when necessary to keep people safe. This word came from Latin through French about 700 years ago. It meant "strength" or "courage".

• force
• noun
• weakness
• conjunction

To communicate in some way Students ...... with each other during group projects. Bees ....... with flowers when they collect pollen. People can ........ with computers using keyboards and mice. This word was created in English about 200 years ago. It combined "inter-" meaning "between" and "act".

• interact
• verb
• isolate
• noun

To change something The chef had to ...... the recipe to make it nut-free. Scientists ....... plants to help them grow better in different climates. We can ........ our behavior to be kinder to others. This word came from Latin through French about 600 years ago. It meant "to change" or "to limit".

• modify
• verb
• preserve
• adjective

To think about how two things are connected I can ...... to feeling nervous on the first day of school. The teacher tried to ....... math to everyday situations. The two stories ........ to each other because they have similar themes. This word came from Latin about 500 years ago. It meant "to carry back" or "to refer".

• relate
• verb
• disconnect
• noun