GCSE PHYSICS Retrieval Quiz 24

The three types of fossil fuel are natural gas, coal and ...

• methane

• oil

• uranium

• wood

What does carbon neutral mean?

• It describes fuels that when burned will not increase carbon dioxide in the atmosphere.

• It describes fuels that when used will not increase carbon buried in the ground.

• It describes fuels that when burned will not emit carbon dioxide.

• It describes fuels that when burned will not leave any carbon behind.

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

What is a fuel?

• something that can react to release chemical energy

• something that can react to release energy as heat and light

• an energy resource that will run out

• an energy resource that will never run out

In tidal power what is built across a river estuary?

• a bridge

• a dam

A soccer player kicks a ball with 20 Newtons of force causing it to travel 100 meters. How much work is done on the ball?

• 200 J

• 80 J

• 5 J

• 2000 J

Tags

NGSS.MS-PS3-5

What is the gravitational potential energy of an 85 kg mountain climber at the summit of a 6267 m volcano?

Let g = 9.8N/kg

• 5,220,411 J

• 532,695 J

• 73.7 J

• 54,356.6 J

Tags

NGSS.MS-PS3-2

Total energy = 350J
Useful energy = 70J

Workout the efficiency of this iphoneX.
 $efficiency\ =\ \frac{useful\ energy}{total\ energy\ in}\ \times100\%$  

• 100%

• 80%

• 40%

• 20%

The SI unit in which kinetic energy is measured is 

• Newton
• Kilogram
• Joules
• Metres per second

Energy is transferred from the kinetic store of a singer's vocal cords to the kinetic store of your eardrums by

• Work done

• Electric current

• Heating

• Radiation

Thermal energy ALWAYS moves from _____ to _____.

• solid to liquid
• ice to water
• hot to cold
• solid to gas

Tags

NGSS.MS-PS3-3