10 Questions
What determines an object's mass?
Force needed to accelerate the object
Why do clouds appear to behave somewhat like gases?
Because they are composed of tiny particles
How does the mass of an astronaut change when she goes to the moon?
Mass remains the same
Why does weight change on the moon for an astronaut compared to Earth?
Due to different gravitational forces on the moon
Which statement best describes the law of conservation of matter?
Matter is indestructible and its quantity remains constant in all processes
What is the defining characteristic of a solid?
It has a definite shape and is rigid.
If a gas did not take up space, what behavior would we expect to see?
A balloon would stay collapsed rather than inflate when filled with gas.
What state of matter flows and takes the shape of its container?
Liquid
In what environments can plasmas be found, besides stars?
Lightning strikes and certain television screens
What distinguishes plasma as a state of matter from gases?
Plasma contains appreciable numbers of electrically charged particles.
Learn about the characteristics of solids, liquids, and gases as the three common states of matter. Understand how each state occupies space and has mass, and how they differ in shape and rigidity.
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