Some diseases in humans are caused by genetic mutations. The mutated genes can be passed from parent to child. The replication of these mutated genes occur in this part of the human cell.
What is the nucleus?
100
Periodic rises and falls of large bodies of water.
What are tides?
100
The act or process of changing position and/or direction is called _______.
What is motion
100
The amount of matter an object contains.
What is mass?
100
During a thunderstorm, we see the lightening before we hear the thunder. State the reason for this.
What is light travels faster than sound?
200
Felicia loves houseplants, but she works in an office that gets very little light. She knows that sunlight is important in photosynthesis. What role does light play in the process of photosynthesis?
What is It provides the energy the plant needs for photosynthesis to occur.
200
Sources of light in space that are billions of stars and not individual stars.
What are galaxies?
200
What can cause a moving object to change direction?
What is Force
200
What are the four states of matter?
What is solid, liquid, gas, and plasma
200
The emission and propagation of the entire range of
electromagnetic spectrum including: gamma rays, x-rays,
ultraviolet radiation, visible light, microwaves, and radio waves
What is electromagnetic radiation?
300
A species of chicken has alleles of black (B) or white (W). Neither of these genes is dominant. Mating between a black (BB) and a white (WW) chicken produces all grey (BW) offspring. If two of the grey offspring mate the percent of their offspring that would be expected to have black feathers would be this.
What is 25%?
300
The shape of a planet's orbit.
What is an ellipse?
300
The property of an object, due to its mass, by which it resists any change in its position unless overcome by force.
What is inertia?
300
Rusting and oxidation is an example of this change.
What is a chemical change?
300
The factor that is changed in an experiment in order to study changes in the dependent variable.
What is an independent variable?
400
This part of the food pyramid receives all of its energy from the sun.
What is a producer?
400
The phase of the moon where the moon is between the sun and the earth.
What is a new moon?
400
Where is an object's center of gravity?
What is the exact center of its mass
400
What is a substance made of just one type of atom.
What is an element?
400
A subatomic particle having zero charge, found in the nucleus of an atom.
What is a neutron?
500
The process of nuclear division in cells during which the number of chromosomes is reduced by half
What is meiosis?
500
A twice-monthly tide of minimal range that occurs when the Sun, Moon, and Earth are at right angles to each other, thus decreasing the total tidal force exerted on Earth.
What is a neap tide?
500
Applied force and normal force are both _________ forces.
What is Contact Forces
500
A fundamental principle stating energy cannot be created nor destroyed but only changed from one form to another.
What is conservation of energy?
500
A piece of glass with polished plane surfaces that disperses a beam of white light into its component colors.