Question 1
What type of energy is moving energy?
- Answer: a. kinetic
Question 2
Match the state of matter to its description.
Column A
- particles are tightly packed and vibrate in place; definite shape and volume:
- particles are loosely packed and slide past one another; indefinite shape but definite volume:
- particles are far apart and move at fast speeds; indefinite shape and volume:
Column B
a. solid
b. gas
c. liquid
Answer:
1 - a. solid
2 - c. liquid
3 - b. gas
Question 3
Match the following terms to the correct definition.
Column A
- law of conservation of energy:
- thermal energy:
- temperature:
- kinetic energy:
- potential energy:
Column B
a. a measure of the average kinetic energy of the particles in an object due to their random motions
b. the stored energy an object possesses, often due to its position relative to other objects around it
c. a scientific principle that states that energy can neither be created nor destroyed by ordinary chemical or physical means.
d. the energy that an object possesses due to its motion
e. the energy associated with the motion and positions of particles
Answer:
1 - c. a scientific principle that states that energy can neither be created nor destroyed by ordinary chemical or physical means.
2 - e. the energy associated with the motion and positions of particles
3 - a. a measure of the average kinetic energy of the particles in an object due to their random motions
4 - d. the energy that an object possesses due to its motion
5 - b. the stored energy an object possesses, often due to its position relative to other objects around it
Question 4
Fill in the blanks:
Solids are a type of matter that are hard and take their own shape. They have a definite mass, volume, and shape.
Liquids do not have their own shape but they take on the shape of their container. They have a definite mass and volume, but have an indefinite shape.
Gases have an indefinite shape and they tend to spread out to fill their container. They have an indefinite mass, volume, or shape.
Word Bank:
indefinite, definite, definite, indefinite, indefinite
Answer:
Blank 1: definite
Blank 2: definite
Blank 3: indefinite
Blank 4: indefinite
Blank 5: indefinite