Vocabulary
- look at: To use your eyes to focus on something
- lean into: To bend or move your body closer to something, often for support or to get a better view.
- to do with: To be about something; concern
- move around: To change position or location; to go from place to place.
- know about: To have information or understanding of a subject or situation.
- over time: Gradually; as time passes.
- due to: Because of; owing to
- fix the problem: To find a solution to a problem; to repair something that is broken.
- in terms of
- at rest: Not moving or being used.
- at the same time: Simultaneously; at the identical moment.
- same time: Occurring simultaneously or at the same point in time.
- in the middle of: In the central part or point of something.
- on the other hand : Considering a different aspect of the matter; alternatively.
- going on: To continue doing something
- with time: As time passes; eventually.
- for one thing: Used to introduce a reason for something.
- change over: To switch from one thing to another.
- have to: Must do
- in other words: Stating something in a different way, often to make it clearer or more understandable.
- for now: Temporarily; for the present time.
- set to: To energetically begin to do, e.g. making a fire
- kid on: To joke or tease someone or pretend something is not true.
- account for: To explain the cause or reason for something
- factor in: To include something as an important element when making a decision or calculation.
- in the end: Finally; after a period of time or series of events.
- over to: Used to hand over to someone else to speak
- check out
- the good stuff: Things of high quality or the best kind.
- episode: One separate event in a series of events
- potential: Capable of happening or becoming reality
- assume: To act in a false manner to mislead others
- constant: Happening frequently or without pause
- period: Set amount of time during which events take place
- force: Group of persons trained for military action; army
- position: Person's opinion or attitude about something
- increase: To make or become larger in size or amount
- divide: To split numbers by another number, e.g. 6 / 2 = 3
- lean: To balance against or on something for support
- path: Method of living leading to a particular result
- cause: Belief, goal or organization that people support
- comparison: Act of comparing things
- involve: To have or be included as a part of something
- apply: To spread a substance or liquid over a surface
- distance: Lack of friendliness toward another person
- mass: Religious ceremony in some Christian churches
- equal: Same in shape, size, or number
- counteract: To reduce the impact doing something opposite
- span: Distance between two supports of a bridge
- equation: Mathematical statement showing things to be equal
- analyze: To study carefully to find out the meaning of
- pedestrian: Unremarkable; ordinary; not special
- bounce: A person's energy or confidence
- energy: Physical or mental strength
- object: Something you can see or touch, but is not alive
- frequency: Number of repetitions of (radio or sound) wave
- root: Emotional connection with a place, history etc.
- velocity: Speed in a given direction
- square: Shape with 4 equal length sides and 4 equal angles
- lot: What happens to a person in life from chance; fate
- kind: In a caring and helpful manner
- promise: To say you will certainly do something
- simple: Not hard to understand or do; not complex
- amplify: To increase the effect of something
- multiply: To increase in number by reproducing/having babies
- crash: To damage an object by causing it to hit something
- motion: Suggestion at a meeting
- point: An item to be discussed
- middle: Place that is halfway between two things
- worse: Comparative of 'bad'; more bad
- turn: To become (a particular age)
- sway: Power or influence to control a person or group
- equilibrium: A state of balance or harmony
- algebra: Math using letters or symbols in place of numbers
- marble: A hard type of stone, often used in monuments
- resonance: Continuing to make a loud clear deep sound
- millennium: Period of time that lasts one thousand years
- horizontal: Concerning the horizon
- unveil: To remove something's outer covering
- angle: Place where two lines or surfaces meet
- circular: Shaped like a circle or part of a circle
- kinetic: Of or relating to movement
- radius: Area around a certain point
- circumference: Length around an outer boundary, e.g. a circle
- engineering: The practical application of science to industry
- oscillate: To keep moving back and forth many times
- foresee: To guess that a future thing will happen; predict
- angular: Having one or more sharp angles
- amplitude: Breadth, width or largeness of something
- oscillation: Movement from side to side at a steady speed
- harmonic: Relating to harmony in music
- theta: 8th letter of the Greek alphabet
- pi: The ratio of the circumference to the diameter
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01:03
She took a brave step forward, leaving behind her comfort zone to chase her dreams.
Vocabulary
- brave
adj. Having courage
- comfort zone
phr. A familiar situation where one feels safe
Explanation
a brave step is a noun phrase, where brave is an adjective modifying the noun step, meaning "a courageous step".
forward is an adverb modifying step, meaning "ahead".
The whole phrase serves as the object, answering the "what" of took (verb) — she took a brave step forward.
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brave
US/brev/
UK/breɪv/
adj.Brave
v.t.To bravely face
A2 Elementary
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Simple Harmonic Motion: Crash Course Physics #16
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林卉婧 posted on 2026/01/10Ever wondered why bridges wobble or how a simple pendulum keeps swinging? This Crash Course Physics video dives into the fascinating world of Simple Harmonic Motion, explaining everything from mass on a spring to resonance. You'll pick up some awesome physics vocabulary and see how these concepts play out in the real world!
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