Science Essentials

Use the diagram & scale of 1 being the oldest rock layer and 5 the youngest rock layer to identify where Rock Layer C.

• 1
• 2
• 3
• 4

Use the diagram & scale of 1 being the oldest rock layer and 5 the youngest rock layer to identify where Rock Layer A.

• 1
• 2
• 4
• 5

Use the diagram & scale of 1 being the oldest rock layer and 5 the youngest rock layer to identify where Rock Layer D.

• 1
• 2
• 3
• 4

A _____________________ changes to an organism's actions or daily activities to help survive.

• behavioral adaptation
• physiological adaptation
• physical (structural) adaptation

A ___________________ is when animals develop defense strategies to survive. For example, skunks and weasels have developed scent glands.

• behavioral adaptation
• physiological adaptation
• physical (structural) adaptation

Ducks having webbed feet for propelling it through the water and strong wings to take it to flight quickly is an example of a ________________________.

• behavioral adaptation
• physiological adaptation
• physical (structural) adaptation

Which of the following will change in different gravitational fields?

• grams and pounds
• mass and weight
• weight and pounds
• grams and mass

Chris is studying the Eagle Nebula. Scientist have noticed several new star formations. what force is most responsible for the formation of stars?

• magnetic force
• gravitational force
• thermal radiation force
• static electrical force

Mass is measured on a _______________________.

• spring scale
• balance
• voltmeter
• meter stick

Weight is measured on a _________________________.

• spring scale
• balance
• voltmeter
• meter stick