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Q2 Study Guide
Science Study Guide
| Question | Answer |
|---|---|
| have impacts of huge space rocks changed Earth’s climate in the past? | They have created cooler climates |
| New ocean floor is formed when | two oceanic plates move apart |
| At the Challenger Learning Center, you learned that volcanoes may release large amounts of sulfur dioxide gas into the atmosphere causing | acid rain |
| What can cause a slow change in Earth’s surface? | erosion of a mountain |
| What Earth process quickly changes the Earth’s surface? | Earthquake |
| Which Earth processes could you expect to happen in your life time | An earthquake somewhere in North America |
| Imagine that you found a rock with fossils in it. Explain how this rock may have formed. | Plants or animals died and their remains were buried along with bits of sand or rock were cemented together |
| The rock cycle involves the formation of | sedimentary, metamorphic, and igneous rocks |
| What is one thing scientists can learn about the history of the Earth by studying different rock layers? | Information about past climates |
| scientist in Antarctica (South pole) discovered a fossilized tropical fern. What does this tell you about the past climate of Antarctica? | It used to be a rainforest |
| A geologist taking a rock sample found fossilized seashells within one of the rock layers. The geologist can then determine that this layer was once part of a | ocean |
| Usually, when energy is converted from one form to another ________. | heat is produced |
| How does heat affect the spoilage rate? | speeds up the rate |
| The use of falling water to provide energy is called __________. | hydroelectric energy |
| The use of the sun’s energy to provide electricity is called _____________. | solar energy |
| What would not be a product of electricity? | acidity |
| Choose one method of obtaining energy that does not hurt the environment | Using solar cells |
| What is a negative impact of wind energy? | Causes harm to birds |
| Colds are caused by | viruses |
| Which of the following are considered the body’s main defense against bacteria, viruses, and other invaders? | white blood cells |
| Antibodies produced in response to an infection | remain in the body to fight infections |
| Diseases are caused by | microorganisms |
| Pasteurization kills germs by treating | food and drinks with heat |
| What is a vaccine? | a weak or dead form of disease |
| Which scientists are best known for their work with vaccines? | Louis Pasteur and Edward Jenner |
| What is one reason it is important to use sterile equipment during surgery? | To avoid infection |
| What piece of technology has had the greatest impact on the medical field? | microscope |
| The plates of the Earth move due to the movement of heat inside called | convection |
| The three types of plate boundaries are | convergent, divergent, and transform |
| What is the correct order of the processes that create sedimentary rock? | erosion, deposition, compaction, cementation |
| Where would you expect to find the oldest layer of rock? | at the bottom of the layers |
| Warm ocean currents begin or originate… | at the equator |
| What law states that energy cannot be created or destroyed? | The Law of Conservation of Energy |
| Which of these would not explain why Americans have a longer life expectancy? | American doctors are friendlier |
| The plates are made up of the | the lithosphere |
| Inventor of Continental Drift | Alfred Wegner |
| Creator of Germ Theory | Louis Pasteur |
| Invented vaccine for smallpox | Edward Jenner |
| first used antiseptics in medicine | Joseph Lister |
| energy created by splitting atoms | nuclear energy |
| energy created by burning waste | biomass energy |
| energy taken from the sun | solar energy |
| energy taken from deep in the Earth | Geothermal Energy |
Created by:
indycreed
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