KEYWORDS
Master the language of the topic! This section explains essential terms and their meanings to strengthen your grasp of key concepts.
Accessible
/əkˈses.ə.bəl/
Able to be understood or approached, even if complex
The story made advanced science more accessible to learners.
Circumference
/səˈkʌm.fər.əns/
The total distance around a circular object
He estimated the Earth’s circumference using shadows and distance.
Collaboration
/kəˌlæb.əˈreɪ.ʃən/
The action of working with someone to produce or create something.
This project was a great collaboration between a dancer and a computer programmer.
Corroborated
/kəˈrɒb.ə.reɪ.tɪd/
Confirmed or supported by independent evidence or repeated testing
Scientific results must be corroborated before they are accepted.
Evidence
/ˈevɪdəns/
facts or information showing something is true
The team used evidence to improve the design.
Independent
/ˌɪn.dɪˈpen.dənt/
Not influenced by others; done separately to confirm results
Independent experiments are needed to verify a scientific claim.
Inertia
/ɪˈnɜː.ʃə/
The resistance of an object to any change in its motion
Inertia explains why the ball moved when the wagon changed speed.
Investigations
/ɪnˌves.tɪˈɡeɪ.ʃənz/
Systematic and detailed efforts to explore complex questions
Scientific investigations often grow from very simple ideas.
Mechanical
/məˈkæn.ɪ.kəl/
Related to physical systems and moving parts in machines
The experiment used mechanical parts to measure something invisible.
Observations
/ˌɒb.zəˈveɪ.ʃənz/
Careful noticing of details to understand how something works
His observations of the moving ball led to deeper questions about motion.
Precise
/prɪˈsaɪs/
Marked by exactness and accuracy of expression or detail.
The 3D scanner takes a precise map of the surface of the old statue.
Pulses
/ˈpʌl.sɪz/
Repeated bursts or signals, especially of light or energy
The machine sent pulses of light across a long distance.
Solstice
/ˈsɒl.stɪs/
A specific point in the year when the sun reaches its highest or lowest position
The solstice helped him compare shadows in different locations.
Theoretical
/ˌθɪəˈret.ɪ.kəl/
Based on ideas or models rather than direct practical proof
The idea remained theoretical until it was tested experimentally.