Earth's Place in the Solar System
The force that holds us on Earth and the Planets in orbit is called ___________.
gravity
____________ is when the heat from the sun warms the liquid water and it changes phases to a gas.
Evaporation
All energy in the ecosystem enters and begins with the __________.
sun
Anything that takes up space and has mass (weight) is called ___________.
matter
The mascot for the Dever Elementary School is the ____________.
dolphin
Night and day is caused by the Earth's ___________.
rotation
____________ is when the water vapor rises high into the air and cools, resulting in the water vapor turning into water droplets and clouds.
Condensation
A ___________ shows the flow of energy from one organism to another.
food chain
The three major phases of matter are ________, _________, and ____________.
solid, liquid, gas
The region that Boston, Massachusetts is in is called the ____________ region.
Northeast
The moon does not actually produce light, it reflects the light of the sun and depending on the position of the Earth, creates the ________ of the moon.
phases
__________ is when water droplets in the clouds become too heavy and fall back to Earth in the form of rain, hail, sleet or snow.
Precipitation
There are three types of organisms found in an ecosystem. They are __________, _____________, and ______________.
producers, consumers, decomposers
Phase changes happen when matter is __________ or _______________.
heated, cooled
The body systems that pumps blood and oxygen to the different parts of the body is the ______________ system.
circulatory
The two types of planets are _______ and ______________ planets.
gas, terrestrial
Water that has fallen to Earth and travels over land to collect in oceans, lakes, rivers, and streams is called _____________. This can be problematic because it picks up pollution along the way and pollutes our waterways.
runoff
Photosynthesis is the process that producers (plants) use to make oxygen and energy to support an ecosystem. Producers need ___________, _________, ____________, and _____________ to complete this process.
sunlight, water, nutrients, carbon dioxide
When a solid changes to a liquid, the molecules are ___________, allowing them to move around but not change their volume.
further apart
Name the 7 different continents.
North America, South America, Europe, Africa, Asia, Australia, Antarctica
During the winter, the sun's position in the sky is _________ resulting in longer shadows, and cooler temperatures. In the summer, it is __________ resulting in shorter shadows and warmer temperatures.
lower, higher
What are different actions that we can take as humans to reduce our negative impact on environments such as pollution, deforestation, and noise pollution.
Answer may vary
Describe what would happen if one organism in an ecosystem were to become extinct. What would happen to the organisms that consume it? What would happen to the organisms it consumes?
The organisms that consume it may run out of food and become extinct themselves. The organisms that it consumed may not have anymore predators and will increase their population.
The phase of matter where the molecules are far apart and moving quickly, allowing that matter to expand and take the shape of its container is a __________.
gas
Name 4 different text features you can find in an informational text
Answers may vary