機器
acceleration
assembly
atomic
balance
class
classroom
college
connecting
connections
demonstration
direction
education
electron
electronic
energy
equation
experiment
force
formula
friction
frictionless
institute
lab
laboratory
measuring
metal
movement
network
object
physical
physics
power
principle
properties
pulley
research
resistance
rope
science
scientific
study
support
technology
test
theory
wave
weight
定額
Students conduct an educational physics experiement with frictionless ramp technology measuring principles of force and acceleration.の素材 [FY310135188528]
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