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An inclined plane wrapped around a cylinder.
Screw
Groups of stars in a pattern.
Constellations
S.I. unit that represents force.
Newton (N)
Scientific study of stars.
Astronomy
Substances containing on kind of atom.
Element
Credited with creating the reflecting telescope.
Isaac Newton
Cloud of interstellar dust and debris.
Nebula
Bond that occurs when an atom gains or loses electrons.
Ionic Bond
The resistance to change in motion.
Inertia
A force acting on something as it moves a certain distance.
Work
This scientist is known for his research on atomic structure.
Niels Bohr
Change in velocity during a period of time.
Acceleration
Ability to make something move; kinetic and potential are forms of this.
Mechanical Energy
Built-in memory programs within a computer; this memory is permanent.
ROM
A bus parked on top of a hill has what kind of energy?
Potential Energy
Unit used to measure how much current flows through a circuit in one second.
Ampere (A)
The spot where the bar on a lever turns is called the ___.
Fulcrum
When a supergiant star runs out of "fuel" and ultimately collapses and disappears from space.
Black Hole
Neutron star that spins rapidly on its axis.
Pulsar
Coil of wire with a core attached to an electrical source.
Electromagnet
The movement or change in position of one star in relation to another star.
Parallax
A bond that occurs when atoms share electrons.
Covalent Bond
True or False: Normal atoms have no overall charge.
True
Bases form what kind of ions?
Hydroxide (OH-)
Spectroscope