Which equation represents Newton's second law

a = Δ v t a=\frac{\Delta v}{t} a = t Δ v

What is the equation for moments?

Moment = force x perpendicular distance from pivot

Moment = force x parallel distance from pivot

In the exam, is it best to write the equation in words or symbols?

Words - less chance of a mistake

Symbols - less chance of a mistake

When an object is in equilibrium, which equation is true?

Clockwise moment = anticlockwise moment

Clockwise moment + anticlockwise moment = 0

Clockwise moment / anticlockwise moment = 0

Clockwise moment + anticlockwise moment = resultant force

Equation for momentum

M o m e n t u m = m a s s v e l o c i t y Momentum\ =\ \frac{mass}{velocity} M o m e n t u m = v e l o c i t y m a s s

Velocituy = momentum x velocity

F t = m v − m u Ft=mv-mu F t = m v − m u

F t = m v + m u Ft=mv+mu F t = m v + m u

F t = m v m u Ft=\frac{mv}{mu} F t = m u m v

F t = m u − m v Ft=mu-mv F t = m u − m v

Equation for gravitational potential energy (GPE)

G P E = m × g × Δ h GPE\ =\ m\times g\times\Delta h G P E = m × g × Δ h

G P E = m × Δ g × h GPE\ =\ m\times\Delta g\times h G P E = m × Δ g × h

G P E = Δ m × g × h GPE\ =\Delta m\ \times g\times h G P E = Δ m × g × h

G P E = F × g × h GPE=F\times g\times h G P E = F × g × h

The law of conservation of momentum can be written as

Momentum before = momentum after

Momentum before > momentum after

Momentum before < momentum after

Momentum before x momentum after = 0

Link between energy transferred and work done

energy transferrred = 1/2 work done

energy transferred = work done2

energy transferred = 1 / work done

energy transferred = 4/3 π x work done 3

efficiency = useful output / total input

efficiency = total output / total input

efficiency = total input / total output

efficiency = total input / useful output

efficiency = useful output / useful input

Link between pressure difference, height, gravitational fienld strenght (g) and density

pressure difference = density x g x height

pressure difference = density x g / height

pressure difference = density x height / g

pressure difference = g x height / density

pressure difference = height / g x density

One possible equation for efficiency is

e f f i c i e n c y = u s e f u l p o w e r o u t p u t t o t a l p o w e r i n p u t × 100 % efficiency=\frac{useful\ power\ output}{total\ power\ input}\times100\% e f f i c i e n c y = t o t a l p o w e r i n p u t u s e f u l p o w e r o u t p u t × 1 0 0 %

e f f i c i e n c y = u s e f u l p o w e r o u t p u t t o t a l p o w e r i n p u t ÷ 100 % efficiency=\frac{useful\ power\ output}{total\ power\ input}\div100\% e f f i c i e n c y = t o t a l p o w e r i n p u t u s e f u l p o w e r o u t p u t ÷ 1 0 0 %

e f f i c i e n c y = t o t a l p o w e r i n p u t t o t a l e n e r g y i n p u t × 100 % efficiency=\frac{total\ power\ input}{total\ energy\ input}\times100\% e f f i c i e n c y = t o t a l e n e r g y i n p u t t o t a l p o w e r i n p u t × 1 0 0 %

e f f i c i e n c y = u s e f u l e n e r g y o u t p u t t o t a l p o w e r i n p u t × 100 % efficiency=\frac{useful\ energy\ output}{total\ power\ input}\times100\% e f f i c i e n c y = t o t a l p o w e r i n p u t u s e f u l e n e r g y o u t p u t × 1 0 0 %

Equation for power Tick all that are correct

P = Δ E t P=\frac{\Delta E}{t} P = t Δ E

P o w e r = e n e r g y t r a n s f e r r e d t i m e Power\ =\ \frac{energy\ transferred}{time\ } P o w e r = t i m e e n e r g y t r a n s f e r r e d

Power = energy transferred x time

P = Δ E × t P\ =\ \Delta E\ \times\ t P = Δ E × t

What is the symbol equation for pressure beneath a liquid surface? (careful!)

p = ρ g h p=\rho gh p = ρ g h

p = ρ g h p=\frac{\rho}{gh} p = g h ρ

ρ = p g h \rho=\frac{p}{gh} ρ = g h p

Which of the following is correct?

p V = \frac{p}{V}= V p = constant

A gas undergoes a change. How are the pressure and volume related before and after this change?

p 1 V 1 = p 2 V 2 p_1V_1=p_2V_2 p 1 V 1 = p 2 V 2

p 1 V 2 = p 1 V 2 p_1V_2=p_1V_2 p 1 V 2 = p 1 V 2

p 1 V 1 = p 2 V 2 p_1V_1=\frac{p_2}{V_2} p 1 V 1 = V 2 p 2

p 1 V 1 = 0 p_1V_1=0 p 1 V 1 = 0

Equation for latent heat

E n e r g y = m l Energy\ =\ ml E n e r g y = m l

E n e r g y = m l Energy\ =\ \frac{m}{l} E n e r g y = l m

E n e r g y = m c Δ T Energy\ =\ mc\Delta T E n e r g y = m c Δ T

E n e r g y = m c Δ T Energy\ =\ \frac{mc}{\Delta T} E n e r g y = Δ T m c

What is the wave equation?

Wave speed = frequency x wavelength

Wave speed = frequency / wavelength

Frequency = wave speed x wavelength

Frequency = wavelength / wave speed

Equation for refractive index?

n = sin ⁡ i sin ⁡ r n=\frac{\sin i}{\sin r} n = sin r sin i

n = sin ⁡ i × sin ⁡ r n=\sin i\times\sin r n = sin i × sin r

n = cos ⁡ i cos ⁡ r n=\frac{\cos i}{\cos r} n = cos r cos i

n = cos ⁡ i × cos ⁡ r n=\cos i\times\cos r n = cos i × cos r

How are critical angle and refractive index related?

n = 1 sin ⁡ c n=\frac{1}{\sin c} n = sin c 1

n = sin ⁡ c n=\sin c n = sin c

n = sin ⁡ i sin ⁡ r n=\frac{\sin i}{\sin r} n = sin r sin i

c = 1 sin ⁡ n c=\frac{1}{\sin n} c = sin n 1

How do you calculate electrical power?

P o w e r = c u r r e n t v o t l a g e Power=\frac{current}{votlage} P o w e r = v o t l a g e c u r r e n t

How do you calculate the energy transferred in a component?

E = t I V E=\frac{t}{IV} E = I V t

Three resistors (R 1 ,R 2 ,R 3 ) are connected in series. What is the combined resistance?

R T = R 1 × R 2 R 1 + R 2 R_T=\frac{R_1\times R_2}{R_1+R_2} R T = R 1 + R 2 R 1 × R 2

R T = R 1 + R 2 R 1 × R 2 R_T=\frac{R_1+R_2}{R_1\times R_2} R T = R 1 × R 2 R 1 + R 2

Which equation relates number of turns to voltage for a transformer.

V p V s = N p N s \frac{V_p}{V_s}=\frac{N_p}{N_s} V s V p = N s N p

V s V p = N p N s \frac{V_s}{V_p}=\frac{N_p}{N_s} V p V s = N s N p

V p N p = V s N s V_pN_p=V_sN_s V p N p = V s N s

V p = N s V s V_p=N_sV_s V p = N s V s

If a transformer is 100% efficient, how is the power on the two coils related.

Power of primary = power of secondary

Power of primary > power of secondary

Power of primary < power of secondary

What is the equation for current and voltage for a 100% efficient transformer.

I p V p = I s V s I_pV_p=I_sV_s I p V p = I s V s

I p V s = I s V p I_pV_s=I_sV_p I p V s = I s V p

I p V p = I s V s \frac{I_p}{V_p}=\frac{I_s}{V_s} V p I p = V s I s

CIE IGCSE Physics equations (2023 onwards)

Quiz

•

Physics

•

10th Grade

•

Practice Problem

•

Medium

•

CCSS

6.EE.B.7

Standards-aligned

O Gardner

Used 670+ times

FREE Resource

49 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation to calculate speed?

speed = distance/time

speed = time/distance

speed = time x distance

speed = speed/time

The equation for finding average acceleration is

(final velocity - initial velocity) ÷ time

(initial velocity - final velocity) ÷ time

initial velocity + final velocity + time

initial velocity + final velocity - time

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The equation for finding acceleration is

$a=\frac{\Delta v}{t}$

$a=\frac{v}{t}$

$a=\frac{\Delta v}{T}$

$a\ =\ v\times t$

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does $\Delta$ mean in an equation

change in

increase in

decrease in

constant value

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

How are weight, mass and g related

W=mg

m=Wg

g=Wm

W=m/g

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What is the equation for density

(tick all that are correct)

$d=\frac{m}{V}$

$\rho=\frac{m}{V}$

$density=\frac{mass}{volume}$

Density = mass x volume

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What is the equation for Hooke's Law (tick all correct answers)

F=kx

Force = spring constant x extension

Force = mass x spring constant

F=L x a

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

50 questions

Pre-Test Physical Science

Quiz

•

9th - 10th Grade

54 questions

Final Exam Quiz Review

Quiz

•

9th - 10th Grade

46 questions

Physics Heat (Thermal Equilibrium & Heat Capacity)

Quiz

•

9th - 12th Grade

52 questions

Waves and EMS

Quiz

•

10th Grade

51 questions

Première S - Physique Chimie

Quiz

•

10th - 12th Grade

46 questions

Physical Science Unit 5 - Waves (Practice)

Quiz

•

8th - 10th Grade

45 questions

Open Sci Ed Unit 8.2

Quiz

•

8th Grade - University

50 questions

Class 10 Physics - Electricity

Quiz

•

10th Grade

Popular Resources on Wayground

5 questions

This is not a...winter edition (Drawing game)

Quiz

•

1st - 5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

10 questions

Identify Iconic Christmas Movie Scenes

Interactive video

•

6th - 10th Grade

20 questions

Christmas Trivia

Quiz

•

6th - 8th Grade

18 questions

Kids Christmas Trivia

Quiz

•

KG - 5th Grade

11 questions

How well do you know your Christmas Characters?

Lesson

•

3rd Grade

14 questions

Christmas Trivia

Quiz

•

5th Grade

20 questions

How the Grinch Stole Christmas

Quiz

•

5th Grade

Discover more resources for Physics

20 questions

Energy Tranformations

Quiz

•

9th - 12th Grade

CIE IGCSE Physics equations (2023 onwards)

49 questions

What is the equation to calculate speed?

The equation for finding average acceleration is

The equation for finding acceleration is

What does Δ\DeltaΔ mean in an equation

How are weight, mass and g related

What is the equation for density (tick all that are correct)

What is the equation for Hooke's Law (tick all correct answers)

Which equation represents Newton's second law

Which equation relates force, acceleration and mass?Tick all that are correct

What is the equation for moments?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Physics

What does $\Delta$ mean in an equation

What is the equation for density

(tick all that are correct)

Which equation relates force, acceleration and mass?
Tick all that are correct