
Semester Exam Review
Authored by Priscilla Aleman
Science
7th Grade
NGSS covered
Used 6+ times

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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Some students are testing rock samples they collected. If you wanted to test these rocks for calcite, what would you put in the bottle and what would you expect to happen if calcite is there?
Put water in the bottle; if there is calcite, the rock will dissolve
Put salt water in the bottle; if there is calcite, the rock will turn a darker color.
Put acid in the bottle; if there is calcite, the rock will fizz
Put liquid soap in the bottle; if there is calcite, the liquid will form a dome on the rock.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider the following diagram of a river flowing through a landscape. A rain storm causes a large amount of water to flow through the river in a very short time.
Key:
X points to the outside of the curve where the water runs faster.
Y points to the inside of the curve where the water runs slower
X has small sized particles and Y has larger sized sediments
Y has small sized particles and X has larger sized sediments
Both X and Y have small sized particles
Both X and Y have large sized particles
Tags
NGSS.MS-ESS2-2
NGSS.MS-ESS2-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which explanation best describes how a boulder can turn into silt as it moves down a river?
Water washes over the boulder until it is silt-sized.
The boulder hits other rocks or objects and breaks apart.
The boulder moves down the river until it lands in a basin and becomes silt.
A chemical reaction turns the boulder into silt.
Tags
NGSS.MS-ESS2-2
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
You dig up two soil samples and forget to record where they came from. If you return to the soil samples a week later, what are the characteristics of the soils you would use to match them to the locations where they were collected?
SELECT ALL THE CHARACTERISTICS THAT WOULD HELP YOU IDENTIFY THE SOIL SAMPLES LOCATION.
Volume of the sample
Kinds of sediments
Color of the sample
Amount of organic material
Amount of moisture
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Colorado River started eroding the Grand Canyon 6 million years ago. Of the layers shown at location X, which two layers did the Colorado River erode away first?
Kaibab Formation and Toroweap Formation
Redwall Limestone and Supai Group
Bright Angel Shale and Tapeats Sandstone
All layers are eroded at the same time by the Colorado River
Tags
NGSS.MS-ESS2-2
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
If you could return to the Grand Canyon in 1 million years, you might be able to see the Mauv Limestone or the Bright Angel Shale at water level. What variables would determine how much the river has eroded in that million years? Select all that apply.
floods
long droughts
natural disasters
acid rain
Tags
NGSS.MS-ESS2-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two students are exploring a creek in their neighborhood. a. The students hope to find some fossils along the way. What kinds of rocks should the students look for on their hike?
sedimentary rocks
igneous rocks
it doesn't matter
there are no fossils in rocks
Tags
NGSS.MS-ESS2-3
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