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Mathematics, 05.10.2019 09:30 aliviafeidlerAlivia
Asap!
i know this is mathematics, but nobody answers in chemistry!
hurry!
4 questions are pictures so look at the pictures!
2. what is most likely to happen during deposition?
formation of cracks in rocks
moving of small rocks and sediment
settling of rock pieces in new locations
dissolving of rocks by chemicals in water
3. which of the following are narrow islands formed by deposition?
barrier beaches
cirque
deltas
fjord
5. nora walks down a street and sees a ball dropped from a building. it falls on the ground. nearby, an iron nail is attracted towards a magnet. which statement is true about the ball and the nail?
they both experience contact forces.
they both experience non-contact forces.
the ball experiences a contact force and the nail experiences a non-contact force.
the ball experiences a non-contact force and the nail experiences a contact force.
6. what type of forces causes changes in motion?
balanced forces
equal and opposite horizontal forces
equal and opposite vertical forces
unbalanced forces
8. what type of energy transfer takes place when we hold a hot mug?
radiation, because heat travels in all directions
convection, because heat travels in all directions
conduction, because heat travels from hot to cold
radiation, because heat travels from cold to hot
9. which sphere of earth includes the continents and the ocean floor?
atmosphere
biosphere
geosphere
hydrosphere
10. two objects of the same mass are in a room. at which of the following distances will the greatest gravitational force be exerted by one object on another?
2 m
4 m
6 m
8 m
11. what is the stored energy of an object called?
kinetic energy
mechanical energy
potential energy
translational energy
12. which of the following represents the interaction of the biosphere with the cryosphere?
plant roots make cracks in the rocks.
ocean water solidifies to form glaciers.
water turns into ice when the temperature drops.
some marine animals live on the edge of sea ice.
13. which method of heat transfer takes place when particles of matter move from one place to another in a liquid?
conduction
convection
insulation
radiation
14. which of the following statements describes an interaction between the geosphere and atmosphere?
wind blows away sand.
wind creates ocean waves.
water evaporates from the ocean.
scientists use satellites to map a coastline.
15. a lighthouse was 1,000 meters inland on a coast when it was built. after 100 years it was 10 meters inland. what most likely changed the relative position of the lighthouse?
erosion of the lighthouse by the sand
chemical weathering due to oxygen
erosion of the beach by the ocean
chemical weathering due to water
16. which process causes the formation of underground tunnels and caverns?
melting of glaciers
exposure of coral reefs
overflowing of rivers and lakes
dissolution of limestone bedrock
17. which type of force results when an object touches another object?
contact force
gravitational force
non-contact force
magnetic force
19. which of the following forces always exists between any two objects having mass?
elastic force
contact force
gravitational force
magnetic force
20. which process transfers heat from the ground to the air touching it?
conduction
convection
evaporation
radiation
21. jim releases a compressed spring.
describe the energy transformation taking place in the spring.
potential energy to kinetic energy, and total energy is conserved
kinetic energy to potential energy, and some energy is lost as heat
kinetic energy to potential energy, and potential energy is equal to kinetic energy
potential energy to kinetic energy, and potential energy is always greater than kinetic energy
Answers: 1
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