Show:
Objective 1 - General Science
Objective 2 - Biology
Objective 3- Biology
Objective 4 - Chemistry
Objective 5 - Physics
100
When heating glassware, what are two of the safety device used to prevent students from getting burned?
Mitts, tongs, goggles, labcoat.
100
In animal cells, which structure is used to produce energy in the form of ATP?
What is the Mitochondria.
100
What term is used to describe the eating habits of cows?
What is herbivore?
100
A solution with more H+ ions will be considered a___________ solution.
What is a acidic?
100
A man sits in a wheelchair, at rest, and throws a basketball forward. If the man and the wheelchair have a greater mass than the ball, what will be the basketball's speed compared to the man and chair?
What is it will move faster than the man and chair?
200
Two materials used to measure pH are ____ and _____?
What are pH paper and litmus paper?
200
A student gets scared and runs away from a dog chasing him, Which of the following body systems is the student not actively using: Muscular, Nervous, Excretory, Skeletal.
What is the excretory?
200
This is when DNA is changed, causing an advantage, disadvantage or no change for the organism.
What is mutation?
200
Water molecules generally dissolve soluble ionic compounds mixed into water. What characteristic of water causes this to occur?
What is because water is polar or polarity of water?
200
This type of heat transfer occurs when two objects come into direct contact.
What is conduction?
300
You are looking to measure the density of an odd shaped rock that has a mass of 100 g. The volume of the water before the rock is measured is 10ml; after the rock is placed into the water, the final volume is 35ml. What is the denisty in g/mL?
What is 4 g/mL?
300
A plant on the rainforest floor has large leaves. What are these large leaves most likely adapted for?
What is getting available sunlight?
300
How does using killed or weakened viruses in an immunization help our immune system prevent infections?
What is by forming antibodies or memory cells that will fight those types of bacterias and viruses
300
In a single-displacement reaction, you have the chemical change: 2HI + F2 --> 2HF +I2 masses: w x y z What equation would agree with the law of conservation of mass?
What is w+x = y+z
300
A 10 kg ball moves with a velocity of 12.0 m/s to the right. What is the momentum of the ball (kgm/s)?
What is 120 kgm/s
400
What two instruments are used to measure precise amounts of liquid volume?
What are: buret and graduated cylinder?
400
What is the corresponding DNA strand to the following sequence? A-T-G-C-C-G-T-A
What is a T-A-C-G-G-C-A-T
400
How do viruses differ in reproduction from bacteria?
What are: viruses must have a host cell to reproduce?
400
What group (18) of elements do not normally form bonds with other elements?
What are noble gases?
400
An object weighs 40kg. It's velocity increases from 90 m/s to 180 m/s in a time of 10 seconds. What is the acceleration during a 10 second interval during that time?
What is 9 m/s^2
500
Some students are testing water samples that come from different ponds. Why would they need clean water as a control?
What is to serve as a group for comparison or compare?
500
Dogs breeds all have different features. What part of their DNA is most responsible for these differences?
What is the sequence of Nitrogen Bases?
500
Penecilin is an antibiotic. When it was first used it was very very effective. What is one reason this antibiotic might have lost its effectiveness over time?
What is bacteria surviving the antibiotic and becoming resistant, being able to reproduce successfully.
500
What will the balanced equation look like for: _N2 + _H2 --> _NH3
What is 1,3,2?
500
You have a transverse wave that has a positive amplitude of 2 cm, and a negative amplitude of 4 cm. The period is 1 second. A composite wave is formed when a second wave interferes with the original wave. What does the resulting wave look like?
What is larger than both original waves?