Space
A rocky mass up to several hundred kilometers wide that revolves around the sun.
What is Asteroid.
An_____ is several food chains put together.
What is food web.
A spacecraft that gathers data without a crew.
What is space probe.
How loud or soft something sounds to ears.
What is volume.
The force that results when 2 materials rub against each other or when their contact prevents sliding.
What is Friction.
A natural object that revolves around a planet.
What is Moon
An area where an organism lives and interacts with other living and nonliving things.
What is habitat.
A large round object that revolves around the sun, but has not cleared the region around its orbit.
What is dwarf planet.
Nearly all light goes through.
What is transparent.
The force of attraction between any 2 objects.
What is Gravity.
An explosive eruption of waves and particles into space.
What is solar flare.
Plants produce____ and provide food.
What is oxygen
The rate at which the speed or direction of motion of an object changes over time.
What is acceleration.
object´s motion and stored energy.
What is mechanical energy.
The tendency of an object to resist any change in motion.
What is inertia.
A large round object that revolves around a star and has cleared the region around its orbit.
What is planet.
An____ is an living thing.
What is organism.
Light bouncing off an object.
What is reflection.
No light passes through.
What is opaque.
A force that requires 2 pieces of matter to touch.
What is contact force.
The path an object takes as it revolves around a star planet, or moon.
What is orbit.
What is an example of a nonliving part of an ecosystem.
What is rocks.
Describes materials that let nearly all light pass through them.
What is transparent.
Sound waves bouncing back off objects.
What is echo.
(What law is this) When one object exerts a force of an object ´ s the second object exerts a force on the first.
(What is the 3rd law) double points.