Science Review 2009

Which property of an object is identified using the sense of smell?

• color
• odor
• temperature
• weight

Which type of energy is needed to cut a piece of wood into smaller pieces with a saw?

• light
• heat
• sound
• mechanical

Which material is the best conductor of electricity?

• metal
• glass
• wood
• plastic

What force causes objects to be pulled toward Earth?

• friction
• gravity
• light
• electricity

When a rock is placed in a graduated cylinder containing water, the height of the water will

• decrease
• increase
• remain the same

Which energy transformation occurs when a person hits a drum with a drumstick?

• electrical to light
• sound to electricial
• light to mechanical
• mechanical to sound

A magnet and a metal paper clip have the strongest magnetic attraction when the distance between them is

• 4 centimeters
• 8 centimeters
• 12 centimeters
• 16 centimeters

The diagram show a view of Earth.
The arrows represent Earth's

• gravity
• weather
• revolution
• rotation

A student rubs her hands together on a cold winter day.  The heat that warms her hands is produced by

• friction
• gravity
• light
• magnetism

Which property of a rubber band will stay the same when it is stretched?

• shape
• length
• mass
• width