If boiling can be used for separating a solute from a solvent in a solution, then what can be used for separation a solute from a solvent in a solution? Answer choices: - sweating - liquid - energy - water - heat - salt - freezing - boiling
boiling

If plants that shed their leaves seasonally each year include lemmons willow, then plants that shed their leaves seasonally each year include what? Answer choices: - epidermis and dermis - heat energy - energy usage - bioaerosols - Exfoliation - Organic compounds - lemmons willow - Greenhouse gasses
lemmons willow

Q: If treating water is used to remove harmful substances before hydration, then what is treating water to remove harmful substances done before? Answer choices: - vaporization - bacteria - evaporation - hydration - dangerous - Frogs - Relieve pain - a pathogens
A: hydration

Question: If the emission of SO2 causes acid rain, then the emission of what causes acid rain? Answer choices: - H2O - smoke from food - Hydrogen - coal - SO2 - oil - CFCs - Cars
Answer: SO2

*Question*
If tropical cyclones convert heat energy into mechanical energy, then what's an example of something that converts heat energy into mechanical energy? Answer choices: - Roller coaster - Tropical cyclone - dangerous - objects that have mass - Electric heater - electricity - Candle - an engine
**Answer**
Tropical cyclone

If mammals can generate heat by muscle action, then what can mammals generate heat with? Answer choices: - Muscle action - with their fur - fur and fat - layers of fat - hair - Animal fur - waistlines - Bone action
Muscle action