2022 Grade 8 Intermediate-Level Science Test Questions 21-30 Question Preview (ID: 59887)

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Sugar will most likely dissolve in water at the fastest rate when the temperature of the water is

a) cool and the solution is stirred

b) cool and the solution is not stirred

c) warm and the solution is stirred

d) warm and the solution is not stirred

Which two factors are most responsible for the movement of air masses over the United States?

a) prevailing winds and upper air currents

b) prevailing winds and hurricanes

c) thunderstorms and upper air currents

d) thunderstorms and hurricanes

Rocks are classified into one of three major groups according to

a) how they formed

b) the depth where they are found

c) their chemical properties

d) their age

An air mass that forms over the ocean near the equator will most likely be

a) cold and dry

b) cold and humid

c) warm and dry

d) warm and humid

If the African Plate and Arabian Plate continue to move in the directions the arrows indicate, the Red Sea will most likely become

a) narrower because the two tectonic plates are coming together

b) narrower because the two tectonic plates are moving apart

c) wider because the two tectonic plates are coming together

d) wider because the two tectonic plates are moving apart

Which model below best represents the relative sizes of celestial objects from largest to smallest?

a) A

b) B

c) C

d) D

Which two factors are mainly responsible for changing the surface features shown in cross section 1 into the surface features shown in cross section 2?

a) tilting and deposition

b) melting and evaporation

c) freezing and condensation

d) weathering and erosion

The grasshopper is classified as a

a) producer

b) decomposer

c) carnivore

d) herbivore

Gravity is the major force that

a) keeps planets in their orbits

b) affects melting of a solid

c) keeps sunlight in Earth’s atmosphere

d) affects evaporation of water from oceans

This model of Earth is based primarily on the

a) study of ocean tides

b) analysis of earthquake waves

c) classification of volcanic eruptions

d) observation of meteor showers

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