Quarter 2 Benchmark Review

Which of the following describes the flow of water in the Gulf Stream?

• Warm water follows a path to join other warm water.

• Cool water is carried to warmer parts of the ocean.

• Cool water follows a path to join other cool water.

• Warm water is carried to cooler parts of the ocean.

A stone held above the ground has potential energy. When the stone is dropped, potential energy is converted to _________ energy.

• electrical

• thermal

• chemical

• kinetic

There is a skier at the top of a ski slope. The skier has potential energy. What gives the skier his potential energy?

• his speed

• gravity

• friction

• his efficiency

Amy is at basketball practice. She is about to shoot a free throw. When Amy releases the ball,

• the ball will have kinetic energy and potential energy.

• the ball will not have kinetic energy but will have potential energy.

• the ball will have kinetic energy but will not have potential energy.

• the ball will have neither kinetic energy nor potential energy.

When heavy rain follows a dry season in the mountains, the land can change abruptly. For example, a _______ can rush downhill as a huge mass of soil, water, and rock, leaving a bare scar in the hillside.

• mudslide

• earthquake

• tornado

• volcano

Larger rocks are broken into smaller pieces through _______ and carried away from their original location by _______.

• weathering; deposition

• erosion; deposition

• erosion; weathering

• weathering; erosion

Rivers that have developed over a long period of time are found in wide valleys with flat, low-lying bottoms. These valleys were created by the removal of rock and soil through the process of _______.

• glaciation

• erosion

• deposition

• weathering

A landform commonly found in Florida is shown. This landform, known as a _______ , forms the boundary between land and the ocean.

• sand dune

• coastline

• delta

• fault line

Look at the picture of the fragmented rock. What has most likely caused it to break up like it is?

• drilling holes with a drill

• cutting with a knife

• physical weathering

• chemical weathering

Kelly is sledding on a snowy hill in the winter. The energy the sled has as it slides down the hill is a form of

• mechanical energy.

• potential energy.

• chemical energy.

• electrical energy.