the density of water
1g/mL
Is silver (Ag) a compound or an element?
element
Is flammability a physical or chemical property?
chemical
What is the moon phase after the first quarter?
waxing gibbous
Geologic time is broken into large time spans called...
Eras
The density of an object with a mass of 55g and a volume of 11mL
5g/mL
Cereal in milk...
homogenous or heterogeneous?
heterogeneous
Two unknown substances are mixed and produce a gas. Is this a chemical or physical reaction?
Chemical
what type of eclipse occurs when the moon passes between the sun and the Earth
Solar eclipse
Alfred Wegener unsuccessfully argued that
The continents drifted over time
The density of 144g of sand occupying a volume of 12 cubic cm.
12g/cm3
water (H2o) and salt (NaCl) are mixed in a jar. Is this a mixture of pure substances or a mixture of compounds?
Mixture of compounds
The products of two reactants create new bonds. Chemical or physical reaction?
Chemical
What type of object might you find in the Oort Cloud
Long-period comets
Icy bodies
Name one piece of evidence for continental drift (besides fitting together like puzzle pieces)
Fossils, mountain ranges of the same consistency across continents
Warm climate fossils found in polar regions and vice versa.
How would you determine the density of a rock you found at the side of the road?
Measure its mass on a scale
Find its volume by adding a fixed amount of water to a graduated cylinder, then add the rock and record the difference in volume.
C6H12O6
element, compound or mixture?
compound
The temperature of the products of a reaction is less than the temperature of its reactants
endothermic or exothermic reaction?
endothermic
The Earth and Moon both rotate in this direction
Counterclockwise
Rock strata are dated using the rule stating that higher layers are younger and lower layers are older. What law is this?
The law of superposition
If a twig from an oak tree and and an entire trunk from the same tree float in water, which one will float higher?
They will float the same amount
Sugar is dissolved in water
Heterogeneous or homogenous mixture
homogenous
The products of a chemical reaction contain more energy than the reactants. Endothermic or exothermic reaction?
endothermic reaction
After the big bang created all matter in the universe no matter has been created or destroyed. Where does most of the matter that makes up you and me come from?
The sun
If a single rock strata is divided by an erosive force such as a river, we can assume that the two sides can be compared (they are the same). Which law is this?
The law of lateral continuity.