What side are the metals located on the periodic table.
Left
Which change can be easily be reversed?
A. Chemical Change
B. Physical Change
C. Both a physical and chemical change
D. Neither a physical or chemical change
B.
What is Force?
A push or pull
An Object that has movement is what type of energy.
Kinetic energy
Homogeneous
The lightest metal in the periodic table is
Hydrogen
Which is an example of chemical change? a. Water freezes b. Wood is cut c. Bread is baked d. Wire is bent
C.
What does Newton's third law of motion state?
For every action there's an equal or opposite reaction.
Where is the greatest potential energy on a hill?
At the top.
A heterogeneous mixture contains particles that are...
Different
What are the Group 17 elements called?
Which is an example of a physical change?
a. Metal rusting
b. Silver tarnishing
c. Water boiling
d. Paper burning
C. water boiling
What slows down the motion of an object or keeps it from starting? .
Friction
As potential energy increases Kinetic does what?
Decrease
Which of the following is an example of a homogeneous mixture?
None of Above
The periodic table is an arrangement of what?
Elements
What characteristic best describes what happen during a physical change?
a. Composition changes
b. Composition stays the same
c. Form stays the same
d. Mass is lost
C.
Two forces working in opposite directions, each with a force of 20 N, are .
Balanced
What are the form of kinetic energy?
Mechanical, Electrical, Sound, Electromagnetic, Thermal
Let us assume that the composition varies from one region to another, with at least two phases that remain separate from each other, with clearly identifiable properties. This is a heterogeneous or ___ mixture.
A. Uniform C. Non-Uniform
B. Dissolution D. Solution
C. Non- uniform
What are forms of metals?
. What property stays the same during physical and chemical changes?
a. Density
b. Shape
c. Mass
d. Arrangement of particle
D.
a force of attraction between two objects
Gravity
Would a ball have more gravitational potential energy when it is kicked in the air, or when it's on the ground?
When its in the air
Not all substances can be dissolved in water. What do you call the substances that can be dissolved in water?
Soluble