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Q 1/21
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Jessica was cooking spaghetti last night. The water got so hot that steam floated up from the pan. Steam is an example of a:
30
gas
liquid
food
solid
Q 2/21
Score 0
The image on the far right represents what?
30
a solid
water
a liquid
a gas
21 questions
Q.
Jessica was cooking spaghetti last night. The water got so hot that steam floated up from the pan. Steam is an example of a:
1
30 sec
Q.
The image on the far right represents what?
2
30 sec
Q.
Which of the following states of matter has a definite volume and takes the shape of its container?
3
30 sec
Q.
The best definition of density is:
4
30 sec
Q.
When pouring liquids of different density in to a container, the most dense liquid goes to the ____________.
5
30 sec
Q.
An example of a chemical change would be
6
30 sec
Q.
A chemical reaction has occurred when
7
30 sec
Q.
Carbon dioxide is formed when the following substances are mixed together
8
30 sec
Q.
The Elephant Toothpaste experiment produced a chemical change.
9
30 sec
Q.
Elephant Toothpaste is proven to be a chemical reaction because it produces heat.
10
30 sec
Q.
What part of the Elephant Toothpaste decomposed into water and oxygen, proving that it is a chemical reaction?
11
30 sec
Q.
Andy was outside on a hot summer day playing with his friends. He began feeling dehydrated and decided to mix himself a glass of iced tea. He used water and iced tea mix to make his drink. What is the iced tea mix referred to?
12
30 sec
Q.
What would be the product of a rusty nail?
13
30 sec
Q.
Melting chocolate would be an example of what type of change?
14
30 sec
Q.
What would be the most efficient way of separating noodles from water?
15
30 sec
Q.
Sarah lost her metal watch at the bottom on the pool. If she is unable to swim to the bottom, what would be the most efficient way for her to retrieve her watch?
16
30 sec
Q.
How can you separate a mixture of a solid and a liquid if the solid has been dissolved into the liquid?
17
30 sec
Q.
True of False. The solute is the substance that causes the solvent to dissolve in a solution.
18
30 sec
Q.
Salt is an example of what type of substance?
19
30 sec
Q.
A substance that does not dissolve easily in water is known as:
