Untitled Flashcards Set

Formula for final velocity in constant acceleration

𝑣_𝑡 = 𝑣_0 + 𝑎𝑡

Formula for displacement in constant acceleration

𝑥_𝑡 = 𝑥_0 + 𝑣_0𝑡 + rac{1}{2}𝑎𝑡²

Acceleration definition

𝑎 = rac{∆𝑣}{∆𝑡}

Momentum formula

⃗ 𝑝 = 𝑚⃗ 𝑣

Gravitational acceleration value

𝑔 = 9.8 m/s²

Change in kinetic energy formula

∆𝑈 = 𝑚𝑔∆𝑦

Mechanical energy equation

E_mech = K + U

Isolated system

A system where momentum is conserved.

Kinetic energy equation

K ≡ rac{1}{2}𝑚𝑣²

Elastic collision

A collision where total kinetic energy is conserved.

Inelastic collision

A collision where total kinetic energy is not conserved.

Newton's cradle example

A demonstration of non-dissipative interactions.

Dissipative interactions

Interactions such as air resistance that cause energy loss.

Force conceptualization

An abstract concept that describes how objects interact.

Newton's Laws significance

Provide a fuller picture of motion and forces.

Transfer of momentum

Occurs at contact during collisions.

Potential energy types

Gravitational and elastic energy.

Conservation of mechanical energy statement

ΔE_mech = 0 for closed systems.