How many valence electrons does oxygen have?
What is 6?
When a ray of light reflects off a surface, the angle of incidence is equal to the angle of reflection
What is the law of reflection?
Cell cycle in correct order (6)
What is interphase, prophase, metaphase, anaphase, telophase, cytokinesis?
This organelle is found in plant cells exclusively.
What are chloroplasts and/or cell wall?
What is the name of the ionic compound Mg3P2?
What is magnesium phosphide?
In a chemical reaction, the mass of the products equals the mass of the reactants.
What is the conservation mass?
What type of material transmits some light, but not enough to see through clearly?
What is translucent?
The chromosomes align themselves in the middle of the cell during this phase
What is metaphase?
This is the same as 299792458 written in scientific notation.
What is 2.998x10^8 ?
How many total atoms are found in the compound Sr3N2?
What is 5?
The products in a neutralization reaction
What is water and salt?
When reflected rays diverge, yet the human brain projects these rays backwards to produce an image behind the object, said image is known as this.
What is a virtual image?
Cells specialized to transmit information between body regions are:
What is nerve cells?
Name of the line that is perpendicular to a mirror or surface
What is normal?
What are the reactants in a neutralization reaction
What is acid and base?
List three (3) points of the cell theory?
What is cells are the smallest unit of life,
all living things are made of one or more cells, +
cells divide to make copies of themselves.
Hyperopia (or "far-sightedness") can be fixed by using glasses with this type of lens
What is converging and/or convex?
Ca3(PO4)2 + H2SO4→ CaSO4 + H3PO4
What is double displacement?
The formula for barium hydroxide
What is Ba(OH)2?
What is the order of the colours of the spectrum, from longest wavelength to shortest
What is red, orange, yellow, green, blue, indigo, violet?
The speed of light in a vacuum is 3.00 x 108 m/s. If the refractive index of diamond is 2.42, what speed does light travel as it passes through a diamond?
What is 1.24 x 108 m/s
Human organ system includes skin, hair, and nails
What is integumentary?
A solid that forms suddenly when chemicals are reacted is called
What is precipitate?