phys test 2026 | Questions with 100% Verified Answers | Latest Update
Question: mechanical waves
Answer:
requires medium to travel ex. water ripples, slinky
Question: electromagnetic waves
Answer:
doesnt need a medium ex. radio waves, UV rays
Question: speed formula
Answer:
s = d over t
Question: velocity
Answer:
v = d (displacement) over t
Question: wave speed (normal)
Answer:
v = f x wavelength
Question: frequency
Answer:
f = 1 over time (period)
Question: acceleration
Answer:
final velocity - intial velocity over time
Question: newtons law 1
Answer:
- An object stays at rest or keeps moving at a steady speed in a straight line.
- This happens unless an outside force changes it.
Question: newtons law 2
Answer:
Question: mechanical waves
Answer:
requires medium to travel ex. water ripples, slinky
Question: electromagnetic waves
Answer:
doesnt need a medium ex. radio waves, UV rays
Question: speed formula
Answer:
s = d over t
Question: velocity
Answer:
v = d (displacement) over t
Question: wave speed (normal)
Answer:
v = f x wavelength
Question: frequency
Answer:
f = 1 over time (period)
Question: acceleration
Answer:
final velocity - intial velocity over time
Question: newtons law 1
Answer:
- An object stays at rest or keeps moving at a steady speed in a straight line.
- This happens unless an outside force changes it.
Question: newtons law 2
Answer: