工業デザイン作品集2

Teach You Vids on Instagram: "This is actually a Guinness World Records record. The measurement isn’t about jaw strength — it’s about horizontal mouth stretch. Officials measure the distance between the inside edges of the lips at maximum stretch. The verified result: 17 centimeters. This video is for educational purposes only. DM for credit/removal #Teachyou #Record #Bigmouth"

Physics Uncovered on Instagram: "In every projectile motion, only the vertical velocity of the projectile changes with time due to the vertical effect of gravity, while the horizontal velocity remains constant throughout the whole trajectory. Projectile motion is a form of motion experienced by an object or particle that is projected in a gravitational field, such as from Earth’s surface, and moves along a curved path under the action of gravity only."