Observing God's World Test 11
the speediest planet
Mercury
the North Star is also known as
Polaris
Father of Modern Rocketry
Robert Goddard
discovered that white light is a combination of many colors
SIr Issac Newton
known for its rings
Saturn
brightest star at night
Sirius
composed of more than one type of atom bonded together
compounds
hot center of the sun
core
amount of matter in one unit of volume
density
system containing millions to billions of stars
galaxy
scientist who studies the structure of the earth
geologist
allows a satellite to remain in the same spot at all times
geostationary
the metric unit used to measure mass
gram
takes up space and has mass
matter
all insects have ? body regions
3
first American to orbit the earth
John Glenn
largest moon is Ganymede
Jupiter
First man on the moon
Neil Armstrong
Discovered by Herschels
Uranus
called the morning star
Venus
first man to travel in space
Yuri Gagarin
length of one complete wave or cycle
wavelength
a measure of the pull of gravity on an object
weight
spiders are known as
arachnids
number of protons in an element
atomic number
tiny particles that all matter is composed of
atoms
the process of arranging animals or other things into groups according to their similarities
classification
chemical reaction that occurs when a substance reacts rapidly with oxygen
combustion
the hottest region of the sun's atmosphere
corona
animals that have jointed appendages, segmented bodies and external skeletons
crustaceans
The trembling or shaking of the earths crust
earthquakes
negative particles found in an atom
electrons
substance composed of only one atom
element
the ability of a crustacean to grow back a body part
regeneration
rock formed by sand and mineral particles
sedimentary
formed by electrons that are in orbit the same distance from the nucleus
shell
magma that has reached the earth's surface
lava
the amount of matter that makes up an object
mass
rock that has been changed by heat or pressure
metamorphic
two or more atoms that are bonded tightly together
molecule
Large clouds of gas and dust floating around in space...
nebulac
lacking an electrical charge
neutral
a back and forth motion that repeatedly follows the same path
oscillation
positive particles found in a nucleus
protons
a single rise or depression in a wave
pulse
the bending of any wave direction
refraction