Force and Motion
The tendency of an object at rest to remain at rest or an object in motion to remain in motion is known as...
A. friction
B. inertia
C. motion
D. work
B. inertia
Which of the following would be the best conductor?
1. Au
2. C
3. Ne
4. S
1. Au
The Sun is a main sequence, yellow star in the Milky Way Galaxy, which is described as a(n) -
A. dwarf galaxy
B. spiral galaxy
C. irregular galaxy
D. elliptical galaxy
B. spiral galaxy
What is taken in by a plant as part of photosynthesis?
A. Carbon Dioxide
B. Chemical Energy
C. Oxygen
D. Sulfur
A. Carbon Dioxide
The moon can be seen in the night sky because the moon -
A. emits its own light
B. produces radiant energy
C. reflects sunlight
D. refracts sunlight
C. reflects sunlight
A blow dryer transforms-
A. electrical energy into potential energy
B. Electrical energy to thermal energy
C. Kinetic energy to thermal energy
D. thermal energy to heat.
B. electrical energy to thermal energy
Which two elements are similar in chemical reactivity?
A. Li and Be
B. Mg and Sr
C. O and F
D. Li and Mg
B. Mg and Sr.
The tilt of the Earth's axis determines the -
A. length of a day
B. length of a year
C. phases of the moon
D. seasons
D. seasons
Which are disadvantages of asexual reproduction?
A. no genetic diversity
B. fast reproduction times
C. no mate needed
D. alot of energy needed to find a mate.
A. no genetic diversity
A student places a pan of water on a hot plate. All the water becomes hot. What process heats the water at the top of the pan?
A. Conduction
B. Convection
C. Evaporation
D. Radiation
B. Convection
If a runner takes 30 minutes to run 2 miles, what is the runner's speed in miles/hr?
4
Which of the following must be the same for every atom of the element hydrogen?
A. Atomic mass
B. Number of electrons
C. Number of neutrons
D. Number of protons
D. Number of protons
A rift valley is evidence of which kind of plate boundary?
Divergent plate boundary
What body system is responsible for growth and development?
A. circulatory system
B. integumentary system
C. skeletal system
D. endocrine system
D. endocrine system
A person changes the oil in their car and dumps the old oil on the ground in an empty lot. How might this affect the environment?
A. The oil will evaporate.
B. The oil will not affect the environment.
C. The oil may enter the groundwater and pollute it.
D. The oil may act as a fertilizer for plants.
C. The oil may enter the groundwater and pollute it.
The Law of Conservation of Energy states
Energy cannot be created or destroyed
How many neutrons does Ag (Silver) have?
61
If indicating a stream, how should the contours lines be drawn?
A. V- lines pointing downhill
B. V- lines pointing uphill
C. use hacture lines
D. it doesn't matter how the lines are drawn.
B. V - lines pointing uphill
What type of organism is an eukaryote, multicellular and autotrophic
A. protists
B. animals
C. plants
D. fungi
C. plants
Many weather systems form over the oceans. The energy needed to form these weather systems starts from -
A. prevailing winds
B. the moon
C. the sun
D. water currents
C. the sun
Which is an example of acceleration?
A. A boy riding his bike down the street
B. A girl walking at 3miles/hr to the west
C. A car driving 60 miles/hr. down a winding road.
D. A car traveling 30 miles/hr.
C. A car driving 60 mileshr. down a winding road.
Which of the following is not a chemical change?
A. boiling water
B. frying an egg
C. a nail rusting
D. bread being toasted
A. boiling water.
Which of the following lunar phases occurs approximately 21 days after a full moon in the lunar cycle?
A. a new moon
B. 1st quarter
C. 3rd quarter
D. waxing cresent
1st quarter
Which animal is an example of a primary and secondary consumer?
A. raccoon
B. hawk
C. earthworm
D. grass
racoon
What part of the cell is responsible for converting stored chemical energy into energy that can be used by the cell?
A. nucleus
B. mitochondria
C. ribosomes
D. chloroplast
B. mitochondria