Uil 7th/8th Grade Science Test 1
- 1.A light bulb converts __________ energy into ________ energy when you flip on a switch.
- A.
Electrical; kinetic
- B.
Electrical; light
- C.
Thermal; electrical
- D.
Kinetic; light
- 2.If a person has type B blood they can donate blood for a blood transfusion to anyone with what type of blood?
- A.
B and AB
- B.
A and AB
- C.
AB
- D.
O
- 3.Your body uses energy to maintain a steady internal temperature of about ____°C.
- A.
98.6
- B.
41
- C.
37
- D.
60
- 4.The process of succession that begins in a place without any soil is called _______succession.
- A.
Primary
- B.
Secondary
- C.
Equilibrium
- D.
Not Here
- 5._______ of an object is the speed of an object and its direction of motion.
- A.
Acceleration
- B.
Velocity
- C.
Average speed
- D.
Instantaneous speed
- 6.____ is the process that uses cell division to re-grow body parts.
- A.
Regeneration
- B.
Fission
- C.
Runners
- D.
Not Here
- 7.What happens when a liquid changes into a gas?
- A.
Vaporization
- B.
Sublimation
- C.
Evaporation
- D.
Condensation
- 8.The oldest moon rocks date to how many years ago?
- A.
A.) 3.2 billion
- B.
B.) 4.4 billion
- C.
C.) 5.7 billion
- D.
D.) 12 million
- 9.What is the largest part of the brain called?
- A.
A.) cerebellum
- B.
B.) cerebrum
- C.
C.) synapse
- D.
D.) Not Here
- 10._____ transfers energy by waves.
- A.
A.) conduction
- B.
B.) convection
- C.
C.) radiation
- D.
D.) Not Here
- 11.11.) A(n) _____ consists of all the organisms living in an area and the nonliving featuresof their environment.
- A.
A.) habitat
- B.
B.) biosphere
- C.
C.) atmosphere
- D.
D.) ecosystem
- 12.12.) _____ results when blood pressure is too high.
- A.
A.) hypoglycemia
- B.
B.) hyperextension
- C.
C.) Both a and b
- D.
D.) Not Here
- 13.13.) A(n) ____ is a structure made up of different types of tissues that work together.
- A.
A.) tissue
- B.
B.) cell
- C.
C.) artery
- D.
D.) organ
- 14.14.) Inertia depends on the _____ of an object.
- A.
A.) force
- B.
B.) speed
- C.
C.) mass
- D.
D.) length
- 15.15.) All gases except _____ are located on the right side of the periodic table of elements.
- A.
A.) nitrogen
- B.
B.) hydrogen
- C.
C.) oxygen
- D.
D.) helium
- 16.16.) What is a process that produces chemical change?
- A.
A.) chemical reaction
- B.
B.) endothermic reaction
- C.
C.) exothermic reaction
- D.
D.) Not Here
- 17.17.) The total energy of all the particles in a sample of matter is called
- A.
A.) condensation
- B.
B.) thermal energy
- C.
C.) vaporization
- D.
D.) Not Here
- 18.18.) What is the hardest mineral?
- A.
A.) talcum
- B.
B.) quartz
- C.
C.) diamond
- D.
D.) topaz
- 19.19.) The point on Earth\u2019s surface located directly above the earthquake focus is called the
- A.
A.) fault
- B.
B.) epicenter
- C.
C.) focal point
- D.
D.) Not Here
- 20.20.) Who was the first researcher to use numbers to describe the results of geneticsexperiments?
- A.
A.) Reginald Punnett
- B.
B.) Alfred Wallace
- C.
C.) J.J. Thomas
- D.
D.) Gregor Mendel
- 21.21.) The tissues of most organisms are made of compounds that contain
- A.
A.) zinc
- B.
B.) carbon
- C.
C.) silver
- D.
D.) copper
- 22.22.) During which period did mammals first appear?
- A.
A.) Tertiary
- B.
B.) Quarternary
- C.
C.) Triassic
- D.
D.) Not Here
- 23.23.) In which layer of the atmosphere will you find the highest concentration of ozone?
- A.
A.) stratosphere
- B.
B.) mesosphere
- C.
C.) thermosphere
- D.
D.) exosphere
- 24.24.) The temperature at which air is saturated and condensation forms is the
- A.
A.) humidity
- B.
B.) fog
- C.
C.) dew point
- D.
D.) Not Here
- 25.25.) A(n) ____ is a current in the ocean that brings deep, cold water to the ocean surface.
- A.
A.) wave
- B.
B.) tide
- C.
C.) upwelling
- D.
D.) Not Here
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