WorksheetsSCG201 Review (Stars and Physical Science)
Total questions: 35
Worksheet time: 32mins
Which planet is the only one to have a breathable atmosphere and LIQUID water?
Jupiter
Earth
Mars
Saturn
Which large celestial body is smaller than a star and also REVOLVES around a star?
star/sun
meteoroid
moon
planet
Star X and Star Y have the same actual brightness, but from Earth, Star X looks brighter. Why does it appear brighter?
Star X appears brighter because it's closer to Earth.
Star X appears brighter because it's colder than Star Y.
Star X appears brighter because it's hotter than Star Y.
Star X appears brighter because it's farther from Earth.
The sun, planets, comets, and meteors are all part of the...
neap tides
solar eclipse
solar system
moon phase
Which size star is the SMALLEST?
giant
medium
neutron
dwarf
Which star is BIGGER...dwarf or medium-sized?
dwarf
medium-sized
Which tool below is used to measure MASS?
Which tool below is used to measure WEIGHT?
Which tool below is used to measure VOLUME?
What UNIT is used to measure the physical property of DENSITY?
Newton (N)
grams per milliliter (g/mL)
grams (g)
milliliters (mL)
What UNIT is used to measure the physical property of VOLUME?
Newton (N)
grams per milliliter (g/mL)
grams (g)
milliliters (mL)
What UNIT is used to measure the physical property of WEIGHT?
Newton (N)
grams per milliliter (g/mL)
grams (g)
milliliters (mL)
What UNIT is used to measure the physical property of MASS?
Newton (N)
grams per milliliter (g/mL)
grams (g)
milliliters (mL)
Gabriel cuts a piece of paper into smaller pieces. Which statement is TRUE about the paper now?
Its size changes.
Its color changes.
Its density changes.
Its conductivity changes.
Which statement is TRUE about mixtures?
It is a combo of two or more substances.
It is a separation method to separate liquids.
It can be separated ONLY using chemical properties.
Mixtures cannot be separated.
Janilene put some food in the refrigerator to conserve it for a LONGER period of time. Which factor below can affect the SPEED of a chemical reaction?
quantity (amount) of food
temperature
color of food
size of food
Which statement is TRUE about the chemical change of burning paper?
Paper is NOT combustible.
Paper is soluble.
Ash, water vapor, and carbon dioxide are formed.
Ash and oxygen are formed.
What kind of change occurs when an egg is COOKED?
chemical change
physical change
physical property
chemical property
Which piece of evidence can you see after an egg is COOKED?
color change
change is shape
change in size
PICK 2: Which 2 options represent a CHEMICAL change? *(pay attention to the verbs)*
burning paper
breaking glass
adding baking soda to vinegar
tearing paper
Which letter in the picture represents the SOLVENT?
W
X
Which letter in the picture represents the SOLUTE?
W
X
You can't see the parts of a solution because it looks like a single substance.
PICK 2: Which 2 options represent a SOLUTION?
oil and vinegar
saltwater
fruit juice
sand in water
What is the best way to SEPARATE salt from water?
using heat (from the sun)
manually (using your hands)
sieve
magnet
What is the best way to SEPARATE metal paperclips from plastic paperclips?
using heat (from the sun)
manually (using your hands)
sieve
magnet
What is the best way to SEPARATE large marbles from small marbles?
using heat (from the sun)
manually (using your hands)
sieve
magnet
Why can we not see the particles of sugar in apple juice?
The particles have evaporated.
Apple juice is a solution.
Sugar particles are dense and sink to the bottom.
Sugar particles are less dense and float to the top.
Which picture shows the physical change of CONDENSATION?
Which picture shows the physical change of BOILING?
Which picture shows the physical change of EVAPORATION?
Which picture represents the particles in a LIQUID?
Which picture represents the particles in a SOLID?
Which statement below describes a SOLUTION?
a mixture in which the substances are evenly spread out
made of atoms that are joined together
Which statement below describes a COMPOUND?
a mixture in which the substances are evenly spread out
made of atoms that are joined together
PICK 2: What 2 changes can occur when the heat is REMOVED from a substance?
gas changes to liquid
liquid changes to gas
liquid changes to solid
solid changes to liquid
