ST_18

Which of the following is not a sign of an impending volcanic eruption?

• Debris Avalanche
• Increase of steam emission.
• Drying up of wells and hot spring.
• glowing crater

A device that is implanted on the chest to help regulate heartbeat for regular pumping of the blood.

• Nose inhaler
• Syringe Pump
• Infusion Pump
• Artificial Heart Pacemaker

Choose the appropriate fraction to the empty box to arrange the fractions in decreasing order. ___, 1/14, 1/21, 1/35

• 1/20
• 1/15
• 1/7
• 1/10

Which part of the clam protects its soft body?

• scale
• feathers
• fur
• shell

People should only drive a car or a truck at a maximum speed of 60 kilometers per hour ________ a volcanic eruption.

• before
• during
• after

Choose the number that is ONE MORE than the given number. Given number is 3.

• 2
• 5
• 4
• 1

What change in the state of matter happens when water vapor in the air turns directly into ice?

• Solid to Gas
• Liquid to Solid
• Gas to Liquid
• Gas to Solid

Which of the following is a natural cause of landslide?

• Mining
• Rainfall
• Deforestation
• Quarrying

Identify the missing number. Select the correct answer. 12 cubes, _____ cubes, 16 cubes, 18 cubes

• 10
• 13
• 14
• 15

This property of the strings of tennis rackets allow the tennis ball to bounce back when it hits the racket.

• Strong
• Light weight
• Bouncy
• Elastic