KGS Science Quiz Bee (Round 3)

What is the momentum of a 2 kg object moving at a velocity of 3 m/s?

• 0.67 kg·m/s

• 5 kg·m/s

• 6 kg·m/s

• 1.5 kg·m/s

Which of them is closest to the magnitude of acceleration due to gravity on Earth?

• 5.8 m/s²

• 7.5 m/s²

• 9.8 m/s²

• 12.2 m/s²

A 5 kg object is pushed with a force of 20 N. What is its acceleration?

• 100 m/s²

• 4 m/s²

• 15 m/s²

• 25 m/s²

Which of the following is an alkali metal?

• Magnesium

• Calcium

• Potassium

• Aluminum

What does an increase in temperature generally do to the rate of a chemical reaction?

• Slows it down

• Speeds it up

• Stops it completely

• Has no effect

What is the chemical formula for table salt?

• HCl

• NaCl

• CaCO3

• KCl

What is the relationship between predator and prey called?

• Parasitism

• Competition

• Predation

• Mutualism

How do fungi obtain their nutrients?

• Absorbing from decomposed materials

• Photosynthesis

• Chemosynthesis

• Consuming other organisms

Which organelle is responsible for cellular respiration?

• Golgi apparatus

• Endoplasmic reticulum

• Mitochondria

• Ribosome

What is the function of ribosomes in a cell?

• Transport nutrients

• Maintain Structure

• Produce proteins

• Store energy