From 2009 released eog nc science 8th grade

This table shows the specific heat of four substances.

If each substance is exposed to the same amount of energy for one minute, which substance will get the hottest?

• lead

• iron

• glass

• ice

A beaker with 100 mL of water is placed on a hot plate and heated. The water boils at 100°C. At what temperature would 90 mL of water boil?

• 10 degrees Celsius

• 90 degrees Celsius

• 100 degrees Celsius

• 110 degrees Celsius

This diagram shows a cross section of land that has not been overturned and includes a fossil.

What can be concluded about the age of the fossils?

• It is younger than the shale

• It is older than the shale

• It is older than the sandstone

• it is younger than the sandstone

Which best explains how geologic time scales can help scientists study the evolution of life on Earth?

• They describe the existence of rocks before there was life on earth

• They show that geological features have evolved at the same rate as organisms

• they compare the life histories of species that have used rocks as habitats

• They correlate the existence of life on earth with geological events

Which statement supports the theory of evolution?

• All plants and animals have DNA

• All living cells come from previous cells.

• Matter can not be created nor destroyed during chemical reactions

• fossils provide evidence that vertebrates share a common ancestor

How can satellite imagery best be used after a hurricane hits the coast?

• to check nearby lake depths

• to identify the amount of beach erosion

• to determine the location of sea turtle's nest

• to map topography inland of the coastal region

How are plant and animal cells similar?

• they both have flagella

• thay both have a nucleus

• they both have an eyespot

• they both have chloroplasts

This diagram shows a Euglena and a Paramecium.

Euglena and Paramecium are similar in which way?

• both are types of plants

• both have a cell wall to maintain their structure

• both have structures that aid them in movement

• both must produce their own food in orfer to live

Some women who took the drug thalidomide in early pregnancy gave birth to children with severe birth defects. Which is htalidomide considered to be?

• antibiotic

• mutagen

• vaccine

• virus

This chart shows the growth of bacteria over a period of 10 hours.

Which graph best illustrates the growth of the bacteria?

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