Expert

Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. ancestor /AN-ses-ter/ [noun] – a person related to you who lived a long time ago My ancestor came to this country 200 years ago. complexity /kuhm-PLEK-si-tee/ [noun] – The state of having many parts and being difficult to understand or find an answer to. The complexity of the puzzle made it hard to solve. invaluable /in-VAL-yoo-uh-buhl/ [adjective] – extremely useful Her help was invaluable during the emergency. nuanced /NOO-ahnst/ [adjective] – made slightly different in a complicated, interesting, and sometimes subtle way His opinion showed a nuanced view of the topic. interact /in-ter-AKT/ [verb] – to…
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. rhythmic /RITH-mik/ [adjective] – having a regular pattern of sounds or movements The dancers moved in rhythmic steps to the sound of drums during the festival. interval /IN-ter-vuhl/ [noun] – a space or period of time between two points or events The bus arrives at regular intervals of 15 minutes in the morning. predate /PREE-DEYT/ [verb] – to exist or happen before something else This ancient temple predates the founding of the city by several centuries. cognitively /KAAG-nuh-tuhv-lee/ [adverb] – in a way that relates to mental processes such as thinking, understanding, or learning The puzzle…
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. fossilized /FAA-suh-lized/ [adjective] – having become a fossil over a long period of time The fossilized leaf was found in a mountain cave. trackway /TRAK-wey/ [noun] – a path or trail left by the movement of an animal, especially in fossil form The trackway showed where the animal walked across the ground. supercontinent /soo-per-KON-tn-uhnt/ [noun] – a very large area of land made up of several continents joined together Pangaea was a supercontinent that existed millions of years ago. invaluable /in-VAL-yoo-uh-buhl/ [adjective] – extremely useful; too valuable to measure The map is invaluable for finding the…
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. simulation /sim-yuh-LEY-shuhn/ [noun] – a model of a real activity, created for training or testing purposes The pilot used a flight simulation to practice emergency landings. distribute /dih-STRIB-yoot/ [verb] – to give something out to several people, or to spread or supply something The teacher will distribute the papers to the class. assumption /uh-SUHMP-shuhn/ [noun] – something that is accepted as true without proof Her answer was based on a wrong assumption. empirical /em-PIR-i-kuhl/ [adjective] – based on what is experienced or seen rather than theory The team used empirical data to support the idea. resilience…
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. document /DOK-yuh-ment/ [verb] – to record the details of something The teacher documented the students’ progress during the project. cognitive /KOG-ni-tiv/ [adjective] – connected with thinking or conscious mental processes The puzzle improves children’s cognitive development. flexibility /flek-suh-BIL-i-tee/ [noun] – the ability to change or be changed easily Flexibility is needed when working in a busy restaurant. hypothesis /hahy-POTH-uh-sis/ [noun] – an idea or explanation for something that is based on known facts but has not yet been proved The class tested the hypothesis in the science experiment. distinguished /dih-STING-gwisht/ [adjective] – used to describe a…
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. particulate /per-TIK-yuh-lit/ [adjective] – consisting of or relating to minute separate particles, often referring to pollutants in the air The factory installed new filters to reduce particulate emissions from its smokestacks. hypothetical /hahy-puh-THET-i-kuhl/ [adjective] – based on a suggested idea or theory; not real, but imagined as a possibility The scientist created a hypothetical model to predict how the virus might evolve in the next year. burden /BUR-dn/ [noun] – something difficult or unpleasant that one has to deal with or carry Rising fuel prices placed a financial burden on low-income families in the region. hazardous…
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