The diaphragm is a system of muscles that allows ....? - ANS Breathing
A convex mirror ... light waves,
A convex lens ... light waves. - ANS Diverges
Converges
The state of matter occurring at lower temperatures is the ... state - ANS Solid
What is the difference ...
The diaphragm is a system of muscles that allows ....? - ANS Breathing
A convex mirror ... light waves,
A convex lens ... light waves. - ANS Diverges
Converges
The state of matter occurring at lower temperatures is the ... state - ANS Solid
What is the difference bw physical change and chemical change? - ANS A physical change
may alter the form, size or shape of matter; a chemical change alters its molecules.
Put these in order to describe how blood flows from the heart to the body: body, left atrium, right
atrium, right ventricle, left ventricles, lungs - ANS Right atrium, right ventricle, lungs, left
atrium, left ventricle, body
An acid gives up _____ charged hydrogen ions when dissolved in water. - ANS positively
When genetic signals in a cell fail to tell it to stop reproducing, the result may be - ANS
cancer
A type of matter is classified as an element when _____ - ANS It cannot be separated into
different types of matter by ordinary chemical methods
The speed of light in a vacuum is approximately _____ meters per second - ANS 300
million
What is inertia? - ANS The tendency of an object to resist a change in motion
What is a vector quantity? - ANS a quantity defined by both magnitude and direction
What formula is used to calculate velocity - ANS v = d/t, where v = velocity (a vector
quantity), d = displacement (a vector quantity), and t = time
Which two bodily functions are enhanced by calcium? - ANS bone growth, muscle function
, The Moon affects which activity on Earth? - ANS tides
The asteroid belt closest to the Earth lies between which two planets? - ANS Mars and
Jupiter
Define biosphere - ANS The biosphere consists of the layers of Earth (crust, surface,
atmosphere) where life naturally occurs.
Why are the four planets closest to the sun called the terrestrial planets - ANS The
composition of these planets is similar to that of Earth.
A stationary front produces .. weather - ANS cloudy and wet
The Earth is approximately _____ years old. - ANS 4.6 billion
What are the five kingdoms of living things? - ANS Monera (sometimes split into Bacteria
and Archaea), Protista, Fungi, Plantae, Animalia
Put these classifications in order from broadest to narrowest: class, domain, family, genus,
kingdom, species, order, phylum - ANS Domain, Kingdom, Phylum, Class, Order, Family,
Genus, Species
Define biome - ANS A biome is a major life zone of interrelated species bound together by
a similar climate and similar plant and animal life.
The genetic material of a eukaryotic cell is contained in its - ANS nucleus
Diploids cells have .. times the number of chromosomes as do haploid cell - ANS Two
How does vaccination (immunization) prevent disease - ANS it causes the immune system
to react to a deactivated, weakened, or partial pathogen so that the immune system will react to
future exposure to a similar pathogen
What is a zygote? - ANS fertilized egg
1 kilometer is how many times larger than 1 millimeters - ANS 1,000,000 times larger
Ova are carried from ovaries to the uterus through the _________. - ANS fallopian tubes
The .. is the major connecting center between the brain and the nerve network - ANS
spinal cord
What is another name for large intestines - ANS colon
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