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8th Grade Science TCAP Review Flashcards | StudBud
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8th Grade Science TCAP Review
8th Grade Science TCAP Review
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This is a quiz for you to study for the 8th Grade Science TNReady TCAP exam.
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
When observing in the lab, a student notices that a new substance is formed. He could infer ...
that a chemical change had occurred
that there was bias in the experiment
that an explosion happened
that a physical change had occurred
2
Which of the following is an example of a chemical change?
Ripping Paper
Rotting Wood
Ice Melting
Cutting Hair
3
A change in an electron, giving the element a charge, results in a(n)
mixture
compound
ion
isotope
4
If I add a proton to an element I have changed that element into a(n)
radioactive element
new element
ion
isotope
5
What two items are best when trying to determine the total volume of 5 pebbles?
Electric Scale and Ruler
Graduated Cylinder and Tape Measure
Graduated Cylinder and Water
Hot Plate and Spring Scale
6
Which option is NOT a mixture?
A football field
Copper Wire
Bowl of Jelly Beans
Sand
7
a pie chart will likely contain what in the displayed data?
Colors
Percentages
Pictures
Bias
8
Which describes the difference between a compound and a mixture best?
Compounds can easily be separated into distinct parts.
Compounds have multiple boiling points.
Compounds are pure elements
Compounds contain elements bonded together.
9
In an experiment, the variable that
NEVER
changes, is called the ...
Dormant Variable
Dependent Variable
Control Variable
Independent Variable
10
What is one way to increase the magnetic field around the magnet?
Add another nail
Paint the nail
Make more loops with the wire
Remove it from the battery
11
According to the chart, what is poison guaranteed for?
Effectiveness
Environmentally Safe
Being Humane
Ease of use
12
According to the dichotomous key, what animal has legs but no feathers?
Duck
Lizard
Snake
Hen
13
Which of the following has two
VALENCE
electrons?
Aluminum
Oxygen
Helium
Hydrogen
14
What type of change has occurred if only the mass changes?
Radioactive
Decay
Physical
Chemical
15
The picture is likely a ...
Liquid
DNA
Gas
Solid
16
In the lab, a student notices that a tested substance is slippery. The substance is likely ...
a rock
a base
an acid
a mineral
17
In the formula, 2NaCl + Ba(OH)
2
--> 2NaOH + BaCl
2
what is NaCl considered?
Element
Product
Reactant
Mixture
18
What is the best explanation of why cookies have less mass than cookie dough?
Cookies have crumbs
Gases are released when baked
Water inside the dough solidifies
When things get hot, they get lighter
19
Boiling water is considered a ...
Neutral Change
Chemical Change
Physical Change
Change of Clothes
20
What side of the chemical equation contains the products?
Neither, you a Jive Turkey with that sorta lingo!!!
Left And Right sides
Left Only
Right only
21
What are the three MAIN magnetic elements?
Nitrogen, Hydrogen, Oxygen
Iron, Copper, Nickel
Gold, Silver, Platinum
Hydrogen, Helium, Lithium
22
Which of the following is one way reducing the biodiversity through deforestation hurts?
reduction in potential medicines
Improved wildlife habitats
less soil erosion
Increase in oxygen for our atmosphere
23
According to the graph, which day did the pH of the substance go from being Basic to Acidic?
All days the substance is Basic
Day 16
Day 12
All days the substance is Acidic
24
What can we tell based on the fossil locations in the picture?
Whether the organism is a predator or prey
How long ago the organism died
The relative age of the organism
What killed the organism
25
Domain Kingdom Phylum ...WHAT IS NEXT?
Species
Class
Family
Order
26
Which of the following would be good to coil copper loops around to make an electromagnet?
A plastic tube
A glass rod
A clump of dirt.
An iron nail
27
What tool would I use if I needed exactly 50 milliliters of water?
Graduated Cylinder
Test Tube
Erlenmeyer Flask
Beaker
28
Which of the following would be considered and element?
H2O
CO2
H2
Br
29
What family is most reactive?
Transition Metals
Noble Gases
Halogens
Boron
30
On Earth, geographic north is the same as Magnetic ...
East
South
North
West
