here is the brain found.
a. the cranium
b. the heart
c. the rib cage
d.the knee
a. the cranium
100
What is a compound machine?
a combination of two or more simple machines
100
What is the name of a change in a gene that results in a new trait?
mutation
200
name a metaloid
boran,silicon,gemanium,arsenic,antimony,tellurium
200
is there ice on one of jupiters moons?if so,name it.
yes. Europea
200
What can the nervous system do?
collects, transferrs and processes information from the brain.
200
What is the formula for kinetic energy?
1/2 x mass x speed^2 (^2 means squared)
200
What is a punnet square?
a grid that is used the predict all the outcomes of a certain gene.
300
What moleucule is formed when hydrogen and chlorine react?
hydrogen chloride
300
When does Halleys Comet pass Earth? (i.e. ?-?)
75-76 years
300
where would you find the triceps?
the back of the upper arm
300
What is the mechanical energy when the potential is 33 and the kinetic is 87
120 J
300
What is the name of an animal that eats both plants and animals?
omnivore
400
What is an isotope
An isotope is an atom with the same number of protons, but differing numbers of neutrons. Isotopes are different forms of a single element. Ex. Carbon 12 and Carbon 14. (one with 6 neutrons and one with 8 neutrons. Both have 6 protons)
400
Which scientist improved the first telescope?
Galileo Galili
400
how many chambers does the human heart have?
4
400
which has more heat: a full pie at 90 degrees C or a quarter pie at 200 degrees C
the quarter pie
400
most fish do not sink in water because of their
a. stomach
b. swim bladder
c. tail
d. gills
b
500
is oxygen a compound?
no it is an element that is in the air
500
What is a constellation?
a group of stars that form a specific shape or pattern in the night sky.
500
What is the purpose of saliva?
it breaks down food, it helps to keep our mouths clean and free from bacteria.