PHYSICAL SCIENCE

Water's chemical formula is H20. WHat does this mean?

• Water is made up of H2O atoms

• Hydrogen convers to oxygen

• Each water molecule contains two H and one oxygen atom

Tags

NGSS.MS-PS1-1

What happens to water molecules when water is boiled on stove

• They move slowly

• they move faster

• they get closer together

• their chemical makeup changes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

_____ has fixed shape and volume

• solid

• liquid

• gas

_____ has a fixed volume, but no fixed shape

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

_____ has no fixed shape or volume

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which word best describes the arrangement of particles in a gas?

• Scatter

• Inflexible

• Crystalline

• LInear

What happens to energy in ice that melts into liquid water?

• It decreases and molecules move faster

• decreased and water molecules move more slowly

• increases and water molecules move slowly

• increases and water molecules move faster

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which object or substance is made of plasma?

• butter

• jelly

• soda

• stars

• lightening

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Where is a BOse-Einstein condensate most likely to be found? (cold temp below absolute 0)

• inside a star

• inside a lab

• at north pole

• only exist in theory

Which substance is described by the following characteristic? Characteristic: made of particles arranged in a rigid structure

• Solid wood

• Carbon dioxide gas