RPAScience GCSE Life Cycles and Recycling

How much waster does each household in the UK produce each year?

• 500 kg
• 1 tonne
• 5 tonne
• 10 tonne

What percentage of waste in the UK recycle?

• 10%
• 45%
• 65%
• 95%

What is the EU target for recycling?

• 10%
• 50%
• 75%
• 99%

Which of the following is NOT an advantage of recycling metals?

• Natural reserves of metal ores will last longer.
• Less waste metal ends up in landfill sites.
• We need to mine more ores, which is good for the environment as it removes metals from the ground.
• Less pollution may be produced.

Which of the following is NOT a disadvantage of recycling?

• Recycling has to be sorted by hand.
• Less energy is used to recycle metals than to obtain them from their ores.
• More refuse collections must be made.
• It can be a hassle for households.

What does LCA stand for?

• Life council of America
• Life cycle of amnesty
• Little cycle analysis
• Life cycle analysis

Which is the following is NOT part of a life cycle analysis?

• Using the product.
• Obtaining and processing raw materials.
• Advertising a product.
• Disposing of the product

What is one of the main reasons for carrying out a life cycle assessment?

• To compare the effect of using different materials for the same product.
• To decide if the public will buy a product.
• To see if a product can be made.

What is the ore of aluminium? 

• Cassiterite
• Galena
• Sphalerite
• Bauxite

How do we obtain aluminium from its ore?

• Reduction with carbon.
• Electrolysis.
• Thermal decomposition.