What kind of shape and size do gases have?
What is no definite size or shape ?
The method of growing plants without soil is called _____
What is hydroponics ?
Compared to other planets, what makes Earth special?
What is Life?
What has the greatest effect on weather and climate conditions on Earth?
What is energy from the sun?
The speed that a rocket must have to escape from the Earth's gravity is called ___
What is the escape velocity?
A property that could be used to easily distinguish sugar from sand is ___
What is solubility?
Which organ is mostly involved in photosynthesis and the exchange of gases?
What is the leaves?
Compared to other planets, what makes Earth special?
What is the sun?
What adaptation most directly helps killer whales maintain their body temperatures in arctic marine environments?
What is thick layer of fat or blubber?
The more mass that two objects have, ___
What is the greater the force is between them?
When dealing with unknown substances, a truly important scientific rule is ___
What is no tasting?
Which organ holds the plant in place and absorbs water and minerals?
What is the roots?
Plants take energy from the Sun and turn it into ___
What is chemical energy?
How does the sun appear to move in the sky as observed each day?
What is East to West?
Data that supports or disputes a scientific idea is called ___
What is evidence?
A substance that can't be broken down into other substances is called ___
What is an element?
The leaf is the plant organ where the exchange of _____ takes place.
What gases ?
On Earth, the process that plants use to create sugar from light is called ___
What is photosynthesis?
What is a situation is an example of heating that occurs primarily by process of conduction?
What is heat transferred direct contact to another object?
To move more massive objects against the pull of gravity, it takes ___
What is more force?
Which property of matter measures how much light passes through an object?
What is transparency ?
Which organ is mostly involved in the transport of materials?
What is the stem ?
What is the name of the green chemical in the leaves of plants?
What is chlorophll?
Which type of organisms are the producers in most food webs?
What is plants?
Gravity exists between any two objects that ___
What is have mass?