Space
The Moon
Bacteria
Ecosystems
Renewable Energies
100

What is the closest planet to the sun?

Mercury

100

How long does the moon take to orbit the Earth?

The moon takes 1 month to orbit the Earth.

100

What do the majority of bacteria do in the enviornment?

Bacteria are decomposers

100
What is an ecosystem?

The interaction of living and nonliving things in a certain area.

100

Name the four types of renewable energy

solar, wind, hydroelectric and geothermal

200

Name something that results from Earth orbiting the sun.

The seasons and different stars in the sky

200

How long does the it take for the moon to complete a rotation?

The moon takes 1 month to complete a rotation.

200

What is the scientific name for the sphere shape?

Cocci is the scientific name for a bacteria that is sphere shape.

200

Name the 2 types of autotroph and what they use for energy.

Photoautotroph uses sunlight. Chemoautotrophs use chemicals.

200

Provide two positive features about renewable energies.

They are renewed meaning they will not end. They produce little to no CO2.

300

How did the moon form?

The planet Theia crashed into the Earth about 4.5 billion years ago.

300

Name the phase of the moon before a new moon

The phase before the new moon is the waning crescent moon.

300

Name a bacteria that is a photoautotroph.

Cyanobacteria 

300
Why are decomposers not part of the energy pyramid?

They eat dead organic material from all trophic levels of the energy pyramid.

300

Which renewable energy has the biggest impact on ecosystems and why.

Hydroelectric. It changes the flow of rivers.

400

Name two ways that stars and planets are different.

Stars are bigger than planets and produce their own heat and light.

400

Name the phase of the moon that looks like a bulge and is getting bigger.

The phase that looks like a bulge and is growing the waxing gibbous moon.

400

What is the difference between gram negative bacteria and gram positive bacteria?

The gram positive bacteria have thicker cell walls.

400

What are 3 different categories that apex predators fit.

Heterotrophs, carnivore and consumers

400

What is the industrial revolution and how did it cause more COemissions?

When humans switched from hand made goods to using machines to make goods. Machines need energy. We started burning fossil fuels to provide energy.

500
What direction do shadows point in the morning, noon and afternoon and why.

In the morning the shadows point west because the sun rises in the east. At noon the shadows are below us since the sun is directly above us and to the east in the afternoon because the sun sets in the west.

500
Name all the phases of the moon in order.

New moon, waxing crescent, first quarter moon, waxing gibbous, full moon, waning gibbous, 3rd quarter moon, waning crescent, new moon.

500

Name four bacterial structures and state their function.

pilus - for sharing DNA 

flagella - for movement

cytoplasm - the cellular water

cell wall - for protection

DNA - the genetic material

500

Name the 4 consumer types and what they eat.

Herbivore, carnivore, omnivore and decomposers
500

Describe the greenhouse effect and name two greenhouse gases.

The greenhouse effect is when greenhouse gases retain heat and keep the planet warm. COand CH4

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