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Glass 1 is on a shelf 4 ft. high, and glass 2 is on a shelf 8 ft. high. What can you say about their potential energy?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
What is a sign that a chemical reaction occurred?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
Which of the following best explains why a balloon flies in the opposite direction when you release the air?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
What is the difference between balanced and unbalanced forces?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
What happens to the gravitational force of planets the further they get from the sun?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
Which statement is true about Conservation of Mass?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
Which of the following equations is balanced?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
Which of the following would cause a larger force reading on a spring scale?
Glass 2 has twice the potential energy since it is twice as high
Formation of bubbles
using a 20 gram mass
4Na + O2------2Na2O
Matter can never be created or destroyed
For every action there is an equal and opposite reaction
Unbalanced forces cause motion
The gravitational attraction decreases
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