FS S6 WATER Pt 2 Question Preview (ID: 37071)


Standard 6 Concepts. TEACHERS: click here for quick copy question ID numbers.

What types of things contaminates our water?
a) physical, biological, and chemical pollutants
b) dead animals, oil, lead
c) pesticides, and parasites
d) acid rain, dirt, and parasites

Water boils at what temp?
a) 212 degrees Fahrenheit
b) 32 degrees Fahrenheit
c) 100 degree Fahrenheit
d) 0 degrees Fahrenheit

Water freezes at what temp?
a) 212 degrees Fahrenheit
b) 32 degrees Celsius
c) 0 degrees Fahrenheit
d) 0 degrees Celcius

Water has _____________ which allows some objects that would normally sink to float
a) electric energy
b) molecules
c) Surface Tension
d) dense holes

When water freezes, it __________.
a) expands
b) shrinks
c) gets solid
d) melts

Water occurs initially on earth in the form of...
a) rain, oceans, creeks, bottles
b) Rivers, lakes, streams and glaciers
c) oceans, rivers, creeks
d) rain, irrigation, rivers

_________% of the earth's water is salt water.
a) 50
b) 75
c) 97
d) 99

Most of the earth's water is ___________.
a) fresh water
b) Salt Water
c) polluted
d) from lakes and streams

Solid ice ___________ in liquid water because it is less dense.
a) floats
b) sinks
c) spreads
d) expands

__________________ power uses the kinetic energy of moving water to create electricity.
a) electic
b) hydroelectric
c) super
d) lightening

Water _____________ heat energy from the atmosphere.
a) Absorbs
b) separates
c) decreases
d) increases

Water is called the ________________ because it dissolves more substances than any other solvent.
a) positive ion
b) Solid, Liquid and Gas molecule
c) solution maker
d) Universal Solvent

Water sticking to itself is called ...
a) magnetic
b) universal solvent
c) Cohesion
d) adhesion

Water molecules tend to __________ because they contain positive and negative charges.
a) float
b) stick
c) push away
d) separate

Water sticking to other things is called ...
a) magnetic
b) universal solvent
c) cohesion
d) Adhesion

Water contains these charges in each molecule.
a) positive, negative, and neutral
b) acids and bases
c) Positive and Negative only
d) polar, non-polar, ionic

Water is the only compound that commonly exists in these three states on Earth.
a) Solid, Liquid and Gas
b) Ice, water, and steam
c) positive, negative, and neutral
d) rivers, lakes, streams

Most veggies retain their nutrients when cooked with which water cooking method?
a) boil
b) steam
c) poach
d) pressure cooker

You can always make water safe by boiling it.
a) true
b) false
c) idk
d) doesn't apply because water is safe anyway

a measure of the water in an item and is defined as the ratio of vapor pressure of a substance
a) water activity
b) water impurity
c) water contaminant
d) water pressure

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