Unit 1 L1 and 2
What is the description of a specific relationship under given conditions in the natural world
What is law
What is a large collection of star, gas, and dust that is held together by gravity
What is galaxy
The model earth and the other planets orbit the sun is call what
What is heliocentric
What is the pattern of temperature and other weather trends
What is season
What is the distance between two adjacent crests or troughs of a wave
What is wavelength
What is a well-supported explanation of nature
What is theory
The distance that light travels through space in 1 year
light-year
The model earth is in the center is call what
What is geocentric
What is sunlight shines equally on the northern and southern hemispheres
What is equinox
What is a continuous range of a single feature
What is spectrum
The process of obtaining information by using the senses
What is observation
The measure of how bight a star would be if the star were located at standard distance
What is absolute magnitude
The force of attraction between objects that is due to their masses and the distances between them
What is gravity
What is event during which one object in space casts a shadow onto another
What is eclipse
An uncrewed vehicle that carries scientific instruments to distant objects space
What is probe
A testable idea or explanation that leads to scientific investigation
What is hypothesis
The measure of a star's brightness as seen from earth
What is apparent magnitude
what is The inward force that causes an object to move in a circular path
What is centripetal
What is the darkest part of a shadow
What is umbra
What is any human-made object placed in orbit around a body in space
What is artificial satellite
A visual or mathematical representation of an object or system
What is model
The inward pull of gravity is balanced by the outward push of gas pressure in the cloud
What is solar nebula
A disk of material that circles a planet and consists of orbiting particles
What is planetary ring
What happen when the sun, moon, and earth form a straight line
What is spring tides
What can be thought of as the building blocks of matter
What is atoms