Year 9 Physics Equation Practice

I know a force (F) and a distance (d) and need to calculate work done (WD). What is the equation that links these 3?

I lift an object 30m in the air. I know the mass of the object and the gravitational field strength. I want to know the energy. What equation do I use?

What is the equation for calculating kinetic energy?

Tags

NGSS.HS-PS3-2

What is the equation that links force with extension of a spring?

How do you calculate power (P)?

What is the equation for specific heat capacity (c)?

What is the unit of gravitational potential energy?

• Joules

• Newtons

• metres

• seconds

How do you calculate efficiency?

Tags

NGSS.HS-PS3-3

NGSS.HS-PS3-4

What is the equation for calculating elastic potential energy?

What is the unit of kinetic energy?

• Joules

• Newtons

• metres

• seconds

Tags

NGSS.HS-PS3-2