Physics

Question 1

What is the formula for Newton’s second law of motion?

Answer 1

F = ma

Question 2

True or False: The formula for gravitational potential energy is PE = mgh.

Answer 2

True

Question 3

Fill in the blank: The formula for kinetic energy is KE = _____.

Answer 3

1/2 mv^2

Question 4

What is the formula for the conservation of mechanical energy?

Answer 4

KE_initial + PE_initial = KE_final + PE_final

Question 5

What does the symbol ‘v’ represent in the equation v = d/t?

Answer 5

Velocity

Question 6

What is the formula for the period of a simple pendulum?

Answer 6

T = 2π√(L/g)

Question 7

True or False: The formula for work done is W = Fd cos(θ).

Answer 7

True

Question 8

What is the formula for the acceleration due to gravity near the Earth’s surface?

Answer 8

g = 9.81 m/s²

Question 9

Fill in the blank: The formula for momentum is p = _____.

Answer 9

mv

Question 10

What is the formula for the electric force between two charges?

Answer 10

F = k(q₁q₂/r²)

Question 11

What is the formula for the area of a circle?

Answer 11

A = πr²

Question 12

True or False: The formula for the speed of a wave is v = fλ.

Answer 12

True

Question 13

What is the formula for the frequency of a wave?

Answer 13

f = 1/T

Question 14

What is the formula for Hooke’s law?

Answer 14

F = -kx

Question 15

Fill in the blank: The formula for the ideal gas law is PV = _____.

Answer 15

nRT

Question 16

What is the formula for centripetal acceleration?

Answer 16

a_c = v²/r

Question 17

What is the formula for the force of friction?

Answer 17

F_friction = μN

Question 18

True or False: The formula for the total mechanical energy in a system is the sum of kinetic and potential energy.

Answer 18

True

Question 19

What is the formula for the power in terms of work done?

Answer 19

P = W/t

Question 20

Fill in the blank: The formula for the conservation of linear momentum is _____.

Answer 20

p_initial = p_final

Question 21

What is the formula for the magnetic force on a charged particle?

Answer 21

F = q(v × B)

Question 22

What is the formula for the electric potential energy between two charges?

Answer 22

U = k(q₁q₂/r)

Question 23

What is the formula for the period of a mass-spring system?

Answer 23

T = 2π√(m/k)

Question 24

Fill in the blank: The formula for thermal energy transfer is Q = mcΔT, where m is _____.

Answer 24

mass

Question 25

What is the formula for the acceleration of an object in free fall?

Answer 25

a = g

Question 26

True or False: The formula for the work-energy theorem states that the work done is equal to the change in kinetic energy.

Answer 26

True

Question 27

What is the formula for the gravitational force between two masses?

Answer 27

F = G(m₁m₂/r²)

Question 28

What is the formula for the total resistance in a series circuit?

Answer 28

R_total = R₁ + R₂ + R₃ + ...

Question 29

Fill in the blank: The formula for the wavelength of a wave is λ = _____.

Answer 29

v/f

Question 30

What is the formula for the Doppler effect for sound?

Answer 30

f' = f(v ± v₀)/(v ∓ vs)

Question 31

What is the formula for the energy of a photon?

Answer 31

E = hf

Question 32

True or False: The formula for the work done by a gas during expansion is W = PΔV.

Answer 32

True

Question 33

What is the formula for the critical angle in refraction?

Answer 33

θ_c = sin⁻¹(n₂/n₁)