6.2 - Solar System
Which tool most changed how people understand the solar system?
telescope
Earth revolves around the Sun in which direction?
counterclockwise
True or false? Earth receives only a very small portion of the sun’s energy
true
As altitude increases, air pressure __________
decreases
True or false? Proper waste management is always necessary because trash can harm the environment wherever it ends up, so careful planning for its storage and disposal is important.
True!
Which planet has the longest orbit time?
Neptune
Which two factors together cause Earth’s seasons?
Earth’s axis tilt and revolution
What is the energy source for the water cycle?
the sun
__________ and _________ are the two major elements in Earth’s atmosphere
nitrogen and oxygen
What three things are essential for humans and other living things to live and remain healthy?
clean air, clean water, and a healthy environment
What mostly affects planet orbits?
Gravitational pull
Ocean tides on Earth are most strongly influenced by the gravity between which bodies?
Earth, Sun, and Moon
Water boiling is an example of:
convection
What instrument is used to measure air pressure at Earth’s surface?
barometer
Petroleum (gas), natural gas, coal, nuclear, and oil are examples of nonrenewable energy sources. Biomass, geothermal, hydroelectric, wind, and solar are examples of renewable energy sources.
Which pair correctly matches a planet and the number of its moons?
Mars with two moons
Mercury with two moons
Jupiter with two moons
Earth with two moons
Mars with two moons
Which Earth system helps protect the planet from harmful ultraviolet radiation?
Atmosphere and magnetic field
Match the following terms: radiation, conduction, convection
1) Energy by direct contact
2) Energy by mass motion of fluids
3) Energy by electromagnetic waves
1) conduction
2) convection
3) radiation
What factors contribute to weather conditions?
Amounts of thermal energy, water vapor, and air pressure
Match the descriptions to the correct energy type. geothermal, wind, solar, and hydroelectric
1) Energy is captured in panels and cells and then converted into electricity
2) Natural heat and hot water from the Earth us used to heat and cool homes
3) Power is generated by using the wind speed to turn turbines
4) The force of gravity and the movement of water spin a turbine
1) solar
2) geothermal
3) wind
4) hydroelectric
Match each planet with its feature.
1) Many craters, no moons
2) Largest, faint rings, red spot
3) Blue, rotates on its side
4) Blue, white spot is a storm
1) Mercury
2) Jupiter
3) Uranus
4) Neptune
Which 2 phases of the moon happens when our sun, moon, and Earth are lined up in a straight line?
New moon or full moon
Some of Earth's energy is returned back into space. Why?
It is reflected by clouds and Earth's surface
Match the description to the front type: warm, cold, stationary, occluded.
1) Warm air mass replaces a cool air mass
2) Two fronts meet, but do not move
3) Cold front overtakes a warm front or a stationary front
4) Cold air mass replaces a warm air mass
1) warm front
2) stationary front
3) occluded front
4) cold front
Erosion happens when water carries sediment and soil to another location. What best practices can help with erosion?
Best practices to prevent erosion include planting crops and trees to hold soil in place, building barriers or contour farming, and more