Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
PS Benchmark #3 Review
Test Description: Review for Benchmark #3
Instructions: Answer all questions to get your test result.
1) If an atom is neutral, the number of protons is equal to the number of
A
quarks
B
neutrons
C
positrons
D
electrons
2) Melting candle wax is a ________________ change.
A
physical
B
irreversible
C
easy
D
chemical
3) A red rose will look red because it
A
absorbs red light
B
it just is that color
C
mixes light
D
reflects red light
4) Which elements are most similar
A
Br and Kr
B
Na and H
C
Ar and Kr
D
Ba and Cl
5) What force holds the nucleus of an atom together?
A
weak force
B
strong force
C
electromagnetic force
D
gravity
6) How many atoms are in the compound CH4?
A
2
B
5
C
none
D
3
7) Which of the following is a mixture
A
iron shavings
B
tank of helium
C
calcium tablets
D
steel pipe
8) All group 18 elements are called __________________
A
Noble gases
B
Alkaline Earth metals
C
Transition elements
D
Alkali metals
9) What is the density of a gas with a volume of 5 mL and a mass of 25 g?
A
0.15 g/mL
B
5 kg/L
C
0.2 g/mL
D
5 g/mL
10) Who developed the concept of buoyant force?
A
Einstein
B
Galileo
C
Archimedes
D
Newton
11) What happens to the particles (in terms of speed) when a substance is heated?
A
They are unaffected
B
They slow down
C
They speed up
D
You cannot add heat to the particles
12) What do you call a group of charged particles that move together as one thing?
A
Atoms
B
Monatomic Ion
C
Molecule
D
Polyatomic Ion
13) How many neutrons does Carbon have?
A
6
B
8
C
7
D
12
14) What category of elements contain properties of metals and nonmetals?
A
Noble gases
B
Metalloids
C
Transition metals
D
Groups 1 and 2
15) Which solid type has atoms that are arranged in repeating patterns?
A
Amorphous
B
Liquids
C
Crystalline
D
Hard solids
16) What is the result of physically combining substances so that each substance maintains its chemical properties?
A
Mixture
B
Compound
C
Atom
D
Element
17) What is the upward force acting on a compound in a fluid?
A
Buoyancy
B
Floating
C
Gravity
D
Weight
18) Milk souring is an example of a ___________________ change.
A
Nasty
B
Color
C
Chemical
D
Physical
19) Chlorine has _________________ neutrons.
A
18
B
17
C
0
D
35
20) The atomic number of an atom is always equal to the number of what subatomic particle?
A
Neutron
B
Proton
C
Quark
D
Electron
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?