General Science
Chemistry
Physics
Biology
Earth Science
100
Reactions that produce toxic gases should be performed in a ---

A. Laboratory fume hood
B. Beaker with a watch glass on top
C. Well-ventilated area of the lab
D. Warm, airtight drying oven
A. Laboratory fume hood
100
Litmus paper will turn this color in a base.
Blue
100
As a rocket rises, its kinetic energy changes. At the time the rocket reaches its highest point, most of the kinetic energy of the rocket has been —
A. permanently destroyed
B. transformed into potential energy
C. converted to friction
D. stored in bonds between its atoms
B. transformed into potential energy
100
A cell that was deprived of mitochondria would not be able to produce__________.
A. energy
B. oxygen
C. carbon dioxide
D. water
A. energy
100
What is the force that pulls objects towards earth?
Gravity
200
How many atoms are in the alcohol molecule C2 H5 OH?
9 atoms
2 - Carbon
6 - Hydrogen
1 - Oxygen
200
A solution having an equal number of H+ ions and OH– ions will have a pH of —
7
200
You ride a motor scooter 8km in 30 minutes. Your average speed is...?
16 km/hr
200
What is the second phase in mitosis?
A. Anaphase
B. Prophase
C. Telophase
D. Metaphase
D. Metaphase
200
How long does it take for the earth to do 1 full rotation along its axis?
1 day, 24 hours
300
What is the state of matter that has a definite volume, but no definite shape?
Liquid
300
When the fuse ignites the contents of a firework, oxygen is consumed as a result of which type of change?
Chemical Change
300
A cyclist travels at a constant rate of 5 m/s for 20 seconds. What is his velocity?
A. 5 m/s
B. 20 m/s
C. 100 m/s
D. 0 m/s
A. 5 m/s
300
What is the third phase in mitosis?
A. Anaphase
B. Prophase
C. Telophase
D. Metaphase
A. Anaphase
300
Process by which plants give off water from the stoma in their leaves.
A. Respiration
B. Transpiration
C. Evaporation
D. Condensation
B. Transpiration
400
What means to break up into such small pieces, it seems to disappear? A solvent does this to a substance.
Dissolve
400
Group 17 elements are also known as what?
A. Halogens
B. Alkali Metals
C. Noble Gases
D. Transition Metals
A. Halogens
400
The units for density are what?
A. grams
B. g/mL
C. liters
D. m/v
B. g/mL
400
What will likely cause an increase in predators in an ecosystem?
A. decrease in prey
B. reduced competition
C. increased competition
D. increase in human habitation
B. reduced competition
400
Name the three main parts of the water cycle.
Condensation, Precipitation, Evaporation
500
Particles that have the most energy are in which state of matter?
Gas
500
The safest way to dilute concentrated sulfuric acid is to add ___
A. a series of small volumes of water to the acid while stirring
B. the acid to water slowly while stirring constantly
C. the acid to a small volume of water and then add more water
D. dilute sulfuric acid to a small volume of the concentrated acid
B. the acid to water slowly while stirring constantly
500
A cyclist travels at a constant rate of 5 m/s for 20 seconds. What is his acceleration?
A. 5 m/s
B. 20 m/s
C. 100 m/s
D. 0 m/s
D. 0 m/s
500
Name the three fossil fuels.
Oil, gas, coal
500
How long does it take for the earth to do 1 full revolution around the sun?
1 year, 365 days
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