Solar System
What is the geocentric model of the solar system?
-Planets orbit earth
A rock-cored object covered in frozen gas that can vaporize and form a glowing tail is called a
Comet
If a star is redshifted it is:
a) moving toward Earth
b) moving away from Earth
b) moving away from Earth
https://docs.google.com/document/d/1pSsaIgLQnCKAwtJXbMR1KHaEtJJOeX_drE3DGPa2CTo/edit?usp=sharing
Is the student trying to determine the altitude or the azimuth of the sphere?
Altitude
Which statement refers to an ethical issue?
Statement 1 - There are no regulations regarding military uses of space.
Statement 2 - Humans should send animals into space to test the effects of zero gravity.
Statement 3 - Dead satellites and other space junk litter Earth’s orbit.
Statement 2 - Humans should send animals into space to test the effects of zero gravity.
In the geocentric model of the solar system, do planets orbit in circular or elliptical shapes?
Circular.
A small rock that travels through space and burns up in Earth’s atmosphere is referred to as a..
Meteor
If star X has a greater blue-shift than star Y, we conclude that star X is
a. moving toward Earth faster than star Y
b. moving away from Earth faster than star Y
a. moving toward Earth faster than star Y
https://docs.google.com/document/d/1XHvR45i5lAqwyk0ei04xTv-StvxM7nuMov2ehbl0Rzs/edit?usp=sharing
Triple points!
Which of the following coordinates most likely describes the location of the Sun?
a. Altitude 85° and azimuth 90°
b. Altitude 85° and azimuth 270°
c. Altitude 5° and azimuth 90°
d. Altitude 5° and azimuth 270°
d. Altitude 5° and azimuth 270°
Triple Points!
Do we believe there to be fossil fuels on the moon?
(Think about where fossil fuels come from.)
No, fossil fuels come from decomposed prehistoric plants and animals.
What is the current heliocentric model of the solar system AND what shape are the orbits?
- Planets orbit the sun
- Orbits are elliptical in shape
Objects designed and built by humans to orbit Earth are called
Artificial satellites
Pitch is the frequency of sound waves. When a car is moving away, the pitch
a. increases
b. decreases
b. decreases
One of the measurements used to locate objects in the sky is compass direction. The compass direction measured clockwise from north is called...
Azimuth
When Canada launched its first satellite, Alouette 1, in 1962, it became the ___________ nation to send a
satellite into space.
Third
Inner planets or outer planets?
Terrestrial, small, few natural satellites
Double points: name the planets in order
Inner Planets
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Unmanned spacecraft designed to explore celestial bodies beyond the Moon
Probe
The positions of stars in space appear to be stationary because stars ...
are great distances away from Earth
A celestial star is born when protostar gets hotter and hotter and...
a) helium changes to hydrogen
b) hydrogen changes to helium
b) hydrogen changes to helium
Small particles in space can damage the space station because they
a. travel at high speeds
b. reflect cosmic rays
c. affect radio signals
d. are poisonous
a. travel at high speeds
The Sun releases high energy particles in every direction. These particles travel at great speeds and are called the solar wind. What protects Earth from the effects of the solar wind?
a. the Moon
b. Earth's magnetic field
c. Earth's ozone layer
d. the atmosphere
b. Earth's magnetic field
"Space junk" is
a. star dust
b. television satellites
c. any debris which falls off spacecraft and dead satellites
d. food waste ejected from the space station
c. any debris which falls off spacecraft and dead satellites
Which of the following BEST describes the term parallax?
a. the apparent movement of closer objects compared to distant objects
b. the apparent movement of closer objects due to the viewer's change in position
c. the change in image between a viewer and a distant object
d. the change in size between a closer object and a distant object
b. the apparent movement of closer objects due to the viewer's change in position
What is the name given to the process that releases great quantities of heat and radiation from stars?
a. fusion
b. explosion
c. combustion
d. fission
a. (nuclear) fusion
If a returning spacecraft were to re-enter Earth's atmosphere at too shallow an angle, it would likely
a. burn up
b. bounce off the atmosphere
c. stop completely
d. go into permanent orbit
b. bounce off the atmosphere