1
1
B. Completely natural processes.
2
A. Increases; increases
20
B. Gravity
17
Digital
21
B. Swim away from the turtle.
19
A Sunlight carries energy from one place to another.
18
Mountains and Volcanoes occur in patterns
3
B. To identify potential problems in the design.
16
C No light is able to reflect off objects and enter our eyes.
11
C They can weather and erode away soil and rocks.
13
B, C, A
5
A, B Digital, Longer Distances
6
C, A Nonrenewable, Renewable
4
B. Object 2
23
C. Pushing hard on a toy makes it go far.
22
C. Constraints are the limitations of resources and criteria that are desired features.
9
B. Roots provide nutrients to the leaves.
7
A, Dilation
8
12
Wind
24
D. They are made with heavy tectonic plates.
14
C Sound Energy
15
C Eyes
10
A;C Energy, Collision
25.
A.