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- 1. Multiple Choice
Which of the following is the correct formula for finding density?
- 2. Multiple Choice
Which of the following is the correct equation for finding mass?
- 3. Multiple Choice
Which of the following is the correct formula/equation to find volume?
- 4. Multiple Choice
Oxygen is _____ with one kind of atom. Oxygen combines with iron from the air to form rust (iron oxide). Rust contains two types of atoms, which means it is ________? (Choose the pair of words to fill in the blanks)
an element, a compound
a compound, a mixture
a mixture, an element
- 5. Fill in the Blank
A steel cube weighs 80 grams and the density is 8 g/cm3, what is the volume of the cube?
- 6. Multiple Choice
A funnel, a container, and filter papers are used as a filtration kit. Which of the following can be separated using filtration?
Wet concrete
chocolate milk
Muddy water
salt water
- 7. Multiple Choice
Which of the following describe the properties of Homogeneous Mixtures? (Select all that apply)
It may be mistaken for
a pure substance.
Its components
are visible.
Concrete is an example
of this kind of mixture.
It can be separated
using distillation.
- 8. Multiple Choice
Which of the following are examples of the property of Heterogeneous mixtures? (Select all that apply)
It can be separated
using distillation.
Concrete is an example
of this kind of mixture.
It may be mistaken for
a pure substance.
Its components
are visible.
- 9. Multiple Choice
Which unit is commonly used to measure density?
g
cm3
cm3/g
g/cm3
- 10. Multiple Choice
An alloy that is uniform in appearance and made up of 2 types of metals is know as?
a compound
a heterogeneous mixture
a substance
a homogeneous mixture
- 11. Multiple Choice
TRUE or FALSE: an iron used to take the wrinkles out of clothes is an example of thermal conductivity?
True
False
- 12. Multiple Choice
True or False, a substance is a uniform mixture that can't be separated
True
False
- 13. Multiple Choice
A substance is also known as a what? (select all that apply)
combination of elements
single component
combined mixture
single element
- 14. Multiple Choice
A single component that can not be separated is known as a?
mixture
compound
substance
- 15. Multiple Choice
Thermal Conductivity is?
the total kinetic energy of particles in a specific amount of matter
the ability of a material to conduct heat
the ability of a material to conduct an electric current
getting burned by the sun
- 16. Multiple Choice
What is electric conductivity?
the ability of a material to conduct an electric current
the ability of a material to stop an electric current
a new dance renamed from the electric slide
what happens when someone gets shocked
- 17. Multiple Choice
Batman has a sample of pure copper. Its mass is 89.6 grams (g), and its volume is 10 cubic centimeters (cm3). What’s the density of the sample?
896.0 g
8.96 g/cm3
0.896 cm3
- 18. Multiple Choice
Falco is working in the lab and wants to remove the fine dust particles suspended in a sample of oil. Which method is most likely to be used?
dilation
reverse osmosis
filtration
water
- 19. Multiple Choice
This picture is of a person using a Life Straw. A life straw is used to purify dirty water from any source and turn it into good drinking water. The only way to get the water through the straw is to force the water, with lots of suction, through a series of semipermeable filters. This process is know as what?
Instant headache
filtration
reverse osmosis
distillation
- 20. Multiple Choice
Between 0 and 6 on a pH scale, a substance is considered?
neutral
acidic
alkali
- 21. Multiple Choice
A reading on a pH scale of 8 through16 on is considered to be?
neutral
acidic
alkali
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