Which describes the characteristics of a liquid?
a. it has no fixed volume or shape.
b. it has a fixed volume and shape.
c. it has high energy and expands to fill the container.
d. it has a fixed volume and varied shape.

Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.

Diamond will scratch quartz. true or false