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
electrons
B
positrons
C
quarks
D
neutrons
2) Melting candle wax is a ________________ change.
A
easy
B
irreversible
C
chemical
D
physical
3) A red rose will look red because it
A
it just is that color
B
absorbs red light
C
mixes light
D
reflects red light
4) Which elements are most similar
A
Na and H
B
Ba and Cl
C
Br and Kr
D
Ar and Kr
5) What force holds the nucleus of an atom together?
A
electromagnetic force
B
gravity
C
strong force
D
weak force
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
calcium tablets
B
iron shavings
C
tank of helium
D
steel pipe
8) All group 18 elements are called __________________
A
Alkaline Earth metals
B
Noble gases
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
5 g/mL
B
5 kg/L
C
0.2 g/mL
D
0.15 g/mL
10) Who developed the concept of buoyant force?
A
Galileo
B
Newton
C
Archimedes
D
Einstein
11) What happens to the particles (in terms of speed) when a substance is heated?
A
They slow down
B
They are unaffected
C
You cannot add heat to the particles
D
They speed up
12) What do you call a group of charged particles that move together as one thing?
A
Polyatomic Ion
B
Atoms
C
Molecule
D
Monatomic Ion
13) How many neutrons does Carbon have?
A
7
B
8
C
12
D
6
14) What category of elements contain properties of metals and nonmetals?
A
Metalloids
B
Transition metals
C
Groups 1 and 2
D
Noble gases
15) Which solid type has atoms that are arranged in repeating patterns?
A
Hard solids
B
Amorphous
C
Liquids
D
Crystalline
16) What is the result of physically combining substances so that each substance maintains its chemical properties?
A
Mixture
B
Compound
C
Element
D
Atom
17) What is the upward force acting on a compound in a fluid?
A
Buoyancy
B
Weight
C
Gravity
D
Floating
18) Milk souring is an example of a ___________________ change.
A
Chemical
B
Nasty
C
Color
D
Physical
19) Chlorine has _________________ neutrons.
A
0
B
18
C
35
D
17
20) The atomic number of an atom is always equal to the number of what subatomic particle?
A
Quark
B
Electron
C
Proton
D
Neutron
*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?