Show:
Earth
Physical
Life
Space
Environmental
100
A section of Earth's crust and mantle that fits together with other sections like puzzle pieces.
What is plate?
100
the use of a force to move an object through a distance.
What is work?
100
The part of a cell that directs all of the cell's activities.
What is nucleus?
100
a body that revolves around a star.
What is planet
100
anything that dirties or harms the environment.
What is pollution?
200
All the kinds of landforms in a certain place.
What is topography?
200
A measure of an object's speed in a particular direction.
What is velocity?
200
A living thin, such as a plant, that makes its own food.
What is producer?
200
The path one body takes in space as it revolves around another body.
What is orbit?
200
the loss of water from a leaf through the stomata.
What is transpiration?
300
Rocks formed when high heat and great pressure change existing rocks into a new form.
What is Metamorphic Rock?
300
A measurement of how high or low a sound is.
What is pitch?
300
The organ system that includes the muscles and allows the body to move.
What is muscular system?
300
everything that exists, including such things as stars, planets, gas, dust, and energy.
What is universe?
300
The layer of air closest to Earth's surface.
What is troposphere?
400
A kind of mixture in which particles of one ingredient are floating in another ingredient.
What is suspension?
400
A wheel with a rope that lets you change the direction in which you move an object.
What is pulley?
400
The process by which most cells divide.
What is mitosis?
400
the start at the center of our solar system
What is sun?
400
a gradual change in the kinds of organisms living in an ecosystem.
What is succession?
500
A naturally occurring nonliving solid that has a specific chemical makeup and a repeating structure.
What is mineral?
500
a back and forth movement of matter.
What is vibration?
500
The jellylike material inside a cell between the cell membrane and the nucleus.
What is cytoplasm?
500
The pull of all objects in the universe on one another.
What is gravitational force?
500
A trait or characteristic that helps an organism to survive.
What is adaptation?