Thermal Energy
What is the process called when thermal energy moves from a hotter object to a cooler object?
What is conduction, convection, or radiation?
Name two nonrenewable energy sources.
Coal, Natural Gas, Oil, Nuclear Power
How do least developed countries contribute to climate change compared to developed countries?
What is they contribute the least greenhouse gases but are most vulnerable to its effects?
What type of energy is produced when wind turns the blades of a turbine?
What is mechanical energy
What is potential energy?
What is energy stored based on an object's position?
In which method does thermal energy transfer through the movement of fluids?
What is convection?
What are 2 renewable energy sources?
Solar, wind, hydropower (water), Hydrogen gas, geothermal, biomass
What is a greenhouse gas that increases global warming when emitted?
What is carbon dioxide?
Describe the energy conversion process in wind turbines
What is wind energy is converted to mechanical energy, then to electrical energy
How does height affect the potential energy of an object?
What is increasing height increases potential energy?
What is the relationship between thermal energy and particle motion in a substance?
What is higher thermal energy correlates with faster-moving particles?
What is one advantage of using renewable energy sources over nonrenewable sources?
What is they produce fewer greenhouse gas emissions?
Why is energy consumption important for economic growth?
What is it supports residential use, transportation, and industry
What happens to kinetic energy in a roller coaster
What is it transforms to potential energy at the highest points
What formula is used to calculate gravitational potential energy?
What is (PE = mgh)?
Explain how each of the three types of thermal energy transfer are present in a boiling pot of water.
What is covection: water, Condution: touching handle, Radiation: flames
Identify one realistic action the U.S. could take to lower carbon emissions.
What is using renewable sources of energy?
What are two actions that could help lower carbon emissions globally
What are using renewable energy and improving energy efficiency
Which energy conversion occurs in a hair dryer when it is turned on
What is electrical energy is converted to mechanical energy and then to heat
Why does a rock at the bottom of a cliff have zero gravitational potential energy?
What is it cannot fall any lower than that position?
Describe the effect of thermal energy on water in a pot being heated on a stove.
What is water at the bottom heats up first, causing convection currents?
Explain the significance of energy consumption disparity between developed and least developed countries.
What is developed countries consume more energy and contribute to more emissions?
What is the relationship between global population growth and energy demand
What is as populations grow, the demand for energy increases
Calculate the gravitational potential energy of a 5 kg rock at the height of 10 meters using the formula (PE = mgh). G=9.8
What is 490 J?
If you double the mass of an object, how does that affect its potential energy?
What is it doubles the potential energy?