IPnC Physics Semester Assessment

Which items would have this energy transformation: electrical energy -> thermal energy and light energy?

• toaster
• candle burning
• windmill turning
• Iron for your clothes

Which items would have this energy transformation: chemical energy -> thermal and light energy?

• tanning bed
• candle burning
• windmill turning
• solar calcultor

Which has more mass, Earth or the Moon?

• Earth
• Moon
• The same

Which has a STRONGER force of gravity, Earth or the Moon?

• Earth
• Moon

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

• Refraction
• Reflection

Which type of energy increases when you compress a spring?

• elastic potential energy
• kinetic energy
• radiant energy
• sound energy

The diagram below shows a boulder rolling down a hill into a valley and then up the opposite hill. At which position does the boulder have the least gravitational potential energy?

• A

• B

• C

• D

This kid is using a slingshot. Does the slingshot have max or min elastic potential energy?

• max
• min
• no elastic potential energy

A 20 kg bike accelerates at 10 m/s2. What was the force?

• 25 Newtons

• 20 Newtons

• 200 Newtons

• 10 Newtons