Preskoči na glavni sadržaj
Prijava
Sign up for FREE
arrow_back
Biblioteka

ISD 7th Grade Science (2024) - Final Exam!

star
star
star
star
star
Posljednje ažuriranje about 1 year ago
41

Read the questions carefully. Ask for help when you need it. Do your best. And, good luck!

1
1
1
0
1
1
2
1
1
1
1
1

For questions 14-17, fill in the blanks using one of these possible options:

  • sedimentary

  • metamorphic

  • igneous

1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
2
3
3
3
3
Pitanje 1
1.

Which best describes the principle of uniformitarianism?

Pitanje 2
2.

What rock layer are you most likely to find fossils in?

Pitanje 3
3.

Dinosaur tracks would be an example of ______.

Pitanje 4
4.

Index Fossils are used to measure the relative age of rock layers.

Pitanje 5
5.

Which criteria is NOT a common qualifier for something to be an index fossil?

1
Pitanje 6
6.

Put the layers in order from the youngest to the oldest (youngest layer should be at the top of the list, oldest is on the bottom of the list):

  1. A

  2. E

  3. B

  4. C

  5. D

Pitanje 7
7.

Which of the following statements best describes the difference between absolute dating and relative dating of rocks?

Pitanje 8
8.

Match the image with the term:

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

arrow_right_alt

Tilting

arrow_right_alt

Folding

arrow_right_alt

Intrusion

arrow_right_alt

Fault

Pitanje 9
9.

Which answer best describes the terms presented in question #8:

Pitanje 10
10.

What is a radioactive isotope?

Pitanje 11
11.

The half-life of Zinc-71 is 2.5 minutes. If you start with a 100.0 gram sample, how many grams would be left after 7.5 minutes has elapsed?

Pitanje 12
12.

What era are we currently in?

Pitanje 13
13.

Think about the rock cycle. Match the term with the definition:

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

erosion

arrow_right_alt

the break down of rocks by water, wind, ice, and changes in temperature

deposition

arrow_right_alt

process by which sediment is moved from one place to another

weathering

arrow_right_alt

process by which sediment comes to rest (or is dropped off)

Pitanje 14
14.
Pitanje 15
15.
Pitanje 16
16.
Pitanje 17
17.
1
Pitanje 18
18.

Place Earth's compositional layers in the correct order (from outermost to innermost):

  1. Crust

  2. Mantle

  3. Core

1
Pitanje 19
19.

In which layer does convection happen?

Pitanje 20
20.

Which physical layer of Earth is divided into pieces called tectonic plates?

Pitanje 21
21.

What is the theory of plate tectonics?

Pitanje 22
22.

What type of boundary occurs when two tectonic plates move away from each other?

Pitanje 23
23.

Which of the following occurs at a convergent boundary?

Pitanje 24
24.

Match the plate boundary with the picture:

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Divergent

arrow_right_alt

Transform

arrow_right_alt

Convergent

arrow_right_alt

Pitanje 25
25.

Which of the following is an example of how tectonic plates move based on one tectonic plate sinking below another due to its own weight?

Pitanje 26
26.

The movement of material due to differences in density that are caused by differences in temperature is called _________.

Pitanje 27
27.

Which term describes a location where volcanic features exist over mantle plumes (giant pillars of molten rock) within a tectonic plate, rather than at a plate boundary? Clue: think about Hawaii...

Pitanje 28
28.

Which statement is most accurate about magma and lava?

1
Pitanje 29
29.
Pitanje 30
30.

Match the type of stress with the boundary (related to earthquakes):

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

shear stress

arrow_right_alt

divergent boundaries

tension

arrow_right_alt

convergent boundaries

compression

arrow_right_alt

transform boundaries

Pitanje 31
31.

The deflection of moving objects from a straight path due to Earth's rotation is known as the Coriolis Effect.

Pitanje 32
32.
Pitanje 33
33.

Positive feedback loops are good for increasing the frequency/intensity of wildfires, but bad for people. Put the steps of this positive feedback loop in the correct order.

  1. Drier Forests

  2. Release of more CO2 (Carbon Dioxide)

  3. Warmer Temps

  4. More Wildfires

  5. Warmer Temps

Pitanje 34
34.

What is the purpose of prescribed burning?

Pitanje 35
35.

Which graphs best shows an increase in the amount of land burned by fires over the last few decades?

Pitanje 36
36.

The river source usually has a flatter or lower gradient, while the river's mouth usually has a steeper or higher gradient.

Pitanje 37
37.

Match the term with the image:

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

oxbow

arrow_right_alt

delta

arrow_right_alt

deposition bar or point bar

arrow_right_alt

braided stream

arrow_right_alt

meander

arrow_right_alt

cut bank

arrow_right_alt

Pitanje 38
38.

Think back to your role (or technically, any role) from our Wildfires Town Hall.

a) What was your role's view on prescribed burns, and why?

b) What is another role that may strongly disagree or strongly agree with you, and why?

For full credit, your answer should exemplify a thorough understanding of prescribed burns as well as knowledge of how community members could potentially address wildfires.

Pitanje 39
39.

What is the connection between wildfires and climate change? Describe at least THREE major ways one affects or impacts the other. Be thoughtful and thorough in your response for full credit.

Pitanje 40
40.

Rivers are dynamic and change over time. Describe how EACH of the following affects rivers and their shape. Incorporate specific vocabulary terms and concepts from the stream table or river vocabulary posters for full credit.

- erosion

- transportation

- deposition

Pitanje 41
41.

Choose any natural disaster we discussed in class. Describe the role climate change OR plate tectonics plays when it comes to this specific natural disaster. Be thoughtful and thorough in your response for full credit.