kamila

What type of energy is used in hydroelectric power plants?

• Hydropower

• coal

• wind

• solar

What is the main source of energy in Kazakhstan?

• natural gas

• solar

• hydroelectricity

• coal

Intelligent energy storage can help stabilize power grids by storing excess electricity.

What renewable energy source depends on the sun?

• wind power

• solar energy

• coal

• geothermal

Pumped hydro storage works by using electricity to freeze water.

What is the name of the process of converting wind into electricity?

• fossil fuels

• hydropower

• natural gas

• wind power

Is our fossil fuel the most environmentally friendly?

What is the main purpose of intelligent energy storage?

• To generate electricity

• To store and manage energy efficiently

• To replace fossil fuels completely

• To reduce battery lifespan

Which of these is an example of a smart energy storage system?

• Coal power plant

• Pumped hydro storage

• Gasoline generator

• Incandescent light bulb

What is the biggest challenge of lithium-ion batteries?

• They are too light

• They have infinite lifespan

• They degrade over time and are expensive to recycle

• They cannot be charged