Coal is classified as a _________ resource

• non-renewable

• renewable

one disadvantage of fossil fuels as an energy source is ________

• cheap

• pollution

• abundant

• clean burning

Tags

NGSS.HS-ESS3-6

A natural resource that can be replaced at the same rate at which the resource is consumed

• renewable
• nonrenewable

_______ is the most abundant fossil fuel in the world

• uranium

• oil

• coal

• natural gas

the source of solar energy is the ________

• photo voltaic panels

• milky way galaxy

• wind power

• sun

hydropower plants convert _________ energy into _________ energy

• kinetic, chemical

• electric, kinetic

• chemical, kinetic

• kinetic, electric

Tags

NGSS.HS-PS3-3

used for stirring chemicals

• pipette

• stirring rod

• straw

• plastic spoon

can laws be changed?

• no
• yes

what is the factor being tested in an experiment?

• independent

• dependent

• constant

• control

Tags

NGSS.MS-PS2-2

what will happen when an object with a density of 1.2 g/mL gets dropped into a bucket of water?

• it will sink.
• it will float

• it will do nothing

• i don't know