stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Unit A Review Flashcards | StudBud
Explore
/
Unit A Review
Unit A Review
19 terms
·
StudBud Administration
·
111 plays
Mixture Flow Particle theory of matter
Flashcards
19 cards
F
Practice quiz
P
Host live
L
Questions
19
Answers
1
The best method to perform a test to determine what substance was the most viscous is?
take pictures of the substances being poured
measure the flow rate
measure viscosity rate
describe how the substances are poured
2
If 35 g of alum are mixed with 100 ml of water at 50°C, the solution will become
saturated
less concentrated
dilute
more viscous
3
Motor oil would be _____ viscous than water.
more
less
4
Deposition would be represented by which number?
5
4
2
1
5
Fluids have many useful properties that is used in variety of industrial & household way except
fluids can become solids
fluids can hold other materials
fluids can be easily transported
fluids have a definite shape and volume
6
Which of the following are examples of a pure substance, a solution, and a physical mixture?
water, vinegar, nitrogen
silver, orange pop, soil
baking soda, vinegar, alcohol
nitrogen, oxygen, helium
7
If you dissolve sodium acetate in water, the solute would be:
Theron better not be using bots
water
Mr. Tobin Rules
sodium acetate
8
How many grams of alum will dissolve in 100 ml of water at 40°C?
55 g
32 g
25 g
22 g
9
Ted noticed that the water at the bottom of the diving tank was cooler than water near the top.
cool water is more dense and provides more buoyancy
cool water is less dense
warm water is more dense and provides less buoyancy
warm water is more dense
10
The cleaning of ancient paintings requires an extensive knowledge of
medicine
history
art
solubility
11
15 g of baking soda is dissolved in 100ml of water at 30° C. If the water is cooled to 10° then
the solution will become clear like water
some of the baking soda will settle to the bottom
nothing should happen
the solution will become a different color
12
The force of gravity that is exerted on an object is measured as what?
mass
weight
force
volume
13
If a glass beaker falls and breaks on the floor during a science experiment, you should first:
feel around on the floor with your hand for glass
obtain a vacuum and clean up the glass
put on your safety goggles and wash your hands carefully
report the accident to the teacher and clear the area
14
In measuring the volume of liquid in a graduated cylinder, it is important to read from the
anywhere between the top and bottom of the meniscus
top of the meniscus
bottom of the meniscus
halfway between the top and bottom of the meniscus
15
What allows materials to dissolve?
The ability of a particle to repel another particle
The ability of a particle to repel another particle
All of the above
The ability of a particle to attract another particle.
16
"the amount of solute dissolved in a specific amount of solvent", best describes?
saturation point
concentration
homogeneous
insoluble
17
What is the difference between a hydraulic system (HS) and a pneumatic system (PS)?
(HS) use an enclosed liquid, (PS) use air.
Hydraulic systems compress air, pneumatic systems do not.
There is no real difference between the two systems
(HS) use air, (PS) use an enclosed liquid
18
During a tour of a warehouse, you notice a container marked with the following symbols:
flammable compressed gas
dangerously reactive compressed gas
corrosive and flammable
oxidizing and flammable
19
Homogeneous mixtures are known as
mechanical mixtures
solutions
solvent mixtures
alloys
