aqa gcse physics energy

What is the Equation for Work Done?

• Work Done = Force x Distance

• Work Done = Force / Distance

• Work Done = Distance / Force

Tags

NGSS.HS-PS3-3

What is the Equation for Force applied to a Spring?

• Force applied to a Spring = Spring Constant x Extension

• Force applied to a Spring = Spring Constant / Extension

• Force applied to a Spring = Extension / Spring Constant

What is the Equation for Kinetic Energy?

• Kinetic Energy = 0.5 x Mass x Speed²

• Kinetic Energy = 0.5 x Mass² x Speed

• Kinetic Energy = 0.5 x Mass² / Speed

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

What are Equations for Gravitational Potential Energy?

• Gravitational Potential Energy = Mass x Gravitational Field Strength x Height

• Gravitational Potential Energy = Weight x Height

• Gravitational Potential Energy = Mass x Gravitational Field Strength / Height

• Gravitational Potential Energy = Weight / Height

Tags

NGSS.MS-PS3-2

What is the extension of the spring?

• 12cm

• 10cm

• 12mm

• 10mm

Kinetic energy (E_k) is...

• the energy stored in a stretched object

• the energy stored in an electrically charged object

• the energy stored in a frozen object

• the energy stored in a moving object

The formula for calculating kinetic energy (E_k) is...

• 2 x speed x mass²

• 1/2 x speed x mass²

• 2 x mass x speed

• 1/2 x mass x velocity²

The units for kinetic energy are...

• Joules, J

• degrees celsius, ^oC

• kilograms, kg

• metres per second m/s

In the equation for kinetic energy, 'm' stands for...

• metres
• miles
• mass
• millimetres

What is the formula for elastic potential energy?

• E_e=1/2ke²

• E_p=1/2ke²

• E_e=2ke²

• E_p=2ke²