Net Force 1
Balanced and Unbalanced
Chemical Change
Vocabulary
Metals and Non-Metals
100
#1
4N Right
4N Right
8N Right
100
#7
Provide an example of an unbalanced force.
Answers may vary
100
#8
2 clear substances are combined. Give 2 examples of a chemical change.
What is: Answers may vary
100
the attractive or repulsive force exerted by magnetic materials
magnetism
100
#15
Which chart BEST describes the elements section 3.
Shiny
Dull
Mostly brittle
Semiconductor
200
#4
8N Left
9N Right
1N Right
200
#10
A student pushes a file cabinet on wheels with a force of 200 newtons (N) to the right. At the same time, another student pushes the same file cabinet with a force of 97 N to the left.
How are the forces acting on the file cabinet best described
Unbalanced
200
#11
What is a change in matter that forms a new substance?
Chemical Change
200
the combination of all the forces acting on an object
net force
200
______________ refers to the way most metals can be stretched into wires
Ductile
300
#3
6N Left
1N Right
5N Left
300
#2
An asteroid moving at a constant speed through space.
Balanced Force
300
#14
Wood Burning is?
A Chemical Change
300
Brittle and Breaks easily.
non-metal
300
#12
This group of elements have properties that are opposite those of metals.
non-metals
400
#6
2N Left
2N Right
11N Up
11N Up
400
#13
A toy truck is at rest on the floor. Which statement BEST describes the forces acting on the toy truck.
The forces are balanced so no motion occurs.
400
#17
Baking a cake is_____ change and why?
Chemical Change
400
how much "stuff" (mass) is packed into a certain amount of space (volume)
Density
400
All matter is made up of at least one element
True
500
#5
1N Right
1N Left
5N Up
5N Down
0N
No direction
500
#16
A ball rolling across the floor with friction acting in the opposite direction.
Unbalanced Force
500
#9
What is an indicator of a chemical change?
Indicators of a chemical change include color change, temperature change, gas production, and the formation of a precipitate.
500
A push or pull
Applied Force
500
#18
Deep within Earth's mantle, some materials sink toward the center while others rise towards the surface. Which property of a material is directly related to whether it will sink or rise.
Density