Pre-Test

• Neutrons = Mass Number + Atomic Number
• Neutrons = Mass Number - Atomic Number
• Neutrons = Atomic Number + Electrons
• Neutrons = Atomic Number - Electrons

A roller coasters accelerates from an initial velocity of 10 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?

• 17.5 m/s²

• 240 m/s²

• 15 m/s²

• 16 m/s

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus

What is the process by which plants make their food using sunlight?

• Respiration

• Photosynthesis

• Transpiration

• Digestion

Tags

NGSS.MS-LS1-6

What is the force that pulls objects toward the center of the Earth?

• Magnetism

• Friction

• Gravity

• Electricity

Tags

NGSS.MS-PS2-4

Which gas is most abundant in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

What is the boiling point of water at sea level?

• 100°C

• 0°C

• 50°C

• 200°C

What is the hardest natural substance on Earth?

• Gold

• Iron

• Diamond

• Silver

What is the primary source of energy for the Earth?

• The Moon

• The Sun

• The Wind

• The Ocean

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4