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Q 1/15
Score 0
Remember that d=m/v...Lead has a density of 11.3 g/cm^3. What volume of lead has a mass of 226g?
30
0.05 cm^3
25 cm^3
10 cm^3
20 cm^3
Q 2/15
Score 0
What phase of matter has a definite volume, but no definite shape?
30
Liquid
Plasma
Gas
Solid
15 questions
Q.
Remember that d=m/v...Lead has a density of 11.3 g/cm^3. What volume of lead has a mass of 226g?
1
30 sec
Q.
What phase of matter has a definite volume, but no definite shape?
2
30 sec
Q.
How is sublimation different than vaporization, condensation, and melting?
3
30 sec
Q.
Dr. Sheldon Cooper wants to find the amount of matter that makes up a block of copper. What property of copper is he trying to find?
4
30 sec
Q.
Neil Walker has a new found interest in science. He is investigating a dull metal with a volume of 92 cubic centimeters and a mass of 250.7 grams. What is the density of the substance? Remember d = m/v
5
30 sec
Q.
Which of the following is an example of a chemical change?
6
30 sec
Q.
Which of the following is an example of a contact force?
7
30 sec
Q.
In which situation are the forces acting on the object balanced?
8
30 sec
Q.
The net force acting on an object is 0N. Which of the following BEST describes the motion of the object?
9
30 sec
Q.
SpongeBob's car breaks down and Patrick tries to push it out of the road with a force of 80N. The car does not move! Which of the following BEST describes the force that the car exerts on the Patrick?
10
30 sec
Q.
The Tanners are moving out of their family home. They need to get boxes from the sidewalk into a truck whose floor is 1.5m above the ground. The boxes are too heavy to lift. Danny Tanner has a large board that might be helpful. What kind of simple machine can they set up, using the board, to help them load the truck?
11
30 sec
Q.
If a neutral atom loses an electron, what is formed?
12
30 sec
Q.
A powder made up of both white specks and black specks is likely to be
13
30 sec
Q.
In a box there is a mixture of iron filings and sand. Which is the easiest way to separate the iron filings from the sand?
14
30 sec
Q.
A characteristic of a substance that can be observed or measured without changing the composition of the substance is a
