Math
|-||-|5|||| =
5
-(3+(-2)-(-4))=
-5
NaClO is:
Bleach (sodium hypochlorite)
The farthest planet in the Solar System is:
Neptune
The leaves of a plant perform this during daytime.
Photosynthesis
What is 9 subtracted from 17?
8
How many 12-egg cartons are needed to contain 1,205 eggs?
101
Pencil lead is made out of this element. What is it?
Carbon
An ammeter measures:
Current
Why should you not keep a potted plant with you during sleep?
Plants go through cellular respiration at night
Solve for x: 2(x-6) = x+3
x=15
Solve for x: 9 < 2x-5 < 17
6 < x < 11
These elements have two valence electrons. What are they? (not including helium)
Alkali earth metals
The type of image produced by a projector (not the orientation) is:
Real
Which organ system keeps our body structure intact?
Skeletal system
How many possible 4-digit combinations are there if all of the digits are odd?
625
The circumference of a circle is 8. What is its radius?
4/π
Acids produce what kind of ions when dissolved in water?
Hydrogen
How many planets in the Solar System has no moons, and what are they?
2, Mercury and Venus
Name all phases of mitosis in order.
Prophase, Metaphase, Anaphase, Telophase
Solve for x: 2x2+3x+1 = 0
x=-1 or x = -1/2
The point of intersection between y=2x+1 and y=-x-3 is:
(-4/3, -11/3)
This type of chemical solution turns yellow in a base. What is it?
Methyl orange
What is the closest star to us, after the Sun?
Proxima Centauri
Programmed cell death is called:
Apoptosis