In a closed system, the volume of a gas is not related to the volume of its enclosure.

a. True

b. False

What happens to the mass of the substance when undergoing a physical change

Fossil fuels are ... a. a natural resource b. renewable c. made from materials d. burned in hydroelectric plants

In the first paragraph, the words "disrobed," "unveiling" and "deconstructed" primarily serve to Choose 1 answer:a. highlight the negative connotations that laser technology currently has. b. emphasize the extensive reach of laser technology. c.

A person weighing 565 N gets on an elevator. The elevator lifts the person 4 meters in 8 seconds. How much power was used?

What color does a red and blue jacket look through a green filter put over a red filter

Katie runs 6 km in 0.6 hour, then 5 km in 0.5 hour. Katie's average speed is __ per hour.

A derived unit is a combination of fundamental units. Which of the following is an example of a derived unit? a) centimeter (used to measure distance) b) gram (used to measure mass) c) cubic centimeter (used to measure volume)

Technician A says that a heater core leak can be the result of the coolant wearing a hole through the core. Technician B says that a core leak can be caused by chemical action eating a hole through the core. Who is correct?

If the Coast Guard warns of a giant wave of water approaching the shore as a result of a major earthquake, they are warning of a. an aftershock. b. liquefaction. c. a tsunami. d. landslides.

What is the total number of atoms in the following formula? CaBr2 4 3 2 1