Chapter 11
Chapter 11
Chapter 11
Review
Essay (END BONUS)
100
true or false an ice cube is made of moving, closely-packed, tiny particles.
true
100
Which would you use to compare and measure the mass of two objects? -metric ruler -thermometer -balance
balance
100
After it rains, the water on the street evaporates. What is this an example of?
a phase change.
100
_________ is a group of similar organisms that can mate and produce offspring that can also produce offspring.
species
100
Explain what you can tell about objects if one floats in water and the other stinks.
The object that sinks has a greater density than the object that floats. The density of the object that floats is less than that of water, and the density of the object that sinks is greater than that of water.
200
What can you tell about matter from how its particles move?
if it is a solid, liquid, or gas
200
What determines if an object will float or sink in water
its density
200
When you take ice cream from the freezer, it melts. What is happening? What are the particles doing?
A phase change; the particles in the ice are moving faster.
200
the small knoblike structures in the center of a flower.
pistols
200
Explain what is alike and what is different about mixtures and solutions.
mixtures and solutions are alike because in both, two or more substances are physically combined. mixtures and solutions are different because in a solution, one substance is dissolved in another; and in a mixture substances are not dissolved.
300
What do the illustrations show?
states of matter
300
what does the illustration show?
a mixture
300
True or false. When a log burns the ashes formed are a new substance.
True
300
Consumers that get energy by eating only plants.
herbivores
300
Air pressure is measured in inches or millibars with a tool called what?
barometer
400
What is matter?
anything with mass or volume
400
what can you use to compare and measure the volume of two solid boxes?
a metric ruler
400
True or false. A nail rusting is NOT a chemical change.
false.
400
The process of one community gradually replacing another community is ______.
competition
400
What is the area called where air or liquid spins, or spirals, in circles.
vortex
500
Which would cause the mass of an object to change - changing the state of the object -changing the volume of the object - subtracting matter from the object
subtracting matter from the object
500
true or false? solubility is the same as a chemical change.
false
500
Which is true about particles that make up a solid matter? - the particles move rapidly - the particles are loosely held together - the particles are closely packed together
the particles are closely packed together
500
Cells that destroy pathogens are called what?
white blood cells
500
Rocks that form from molten rock(magma).
Igneous rocks.
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