End Of Year Science Competition 7th Grade

The two most abundant gases in the atmosphere are

• carbon dioxide and oxygen
• carbon dioxide and nitrogen
• nitrogen and oxygen
• nitrogen and hydrogen

The stages of mitosis in order

• Metaphase, Anaphase, Prophase, Telophase
• Prophase, Anaphase, Metaphase, Telophase
• Prophase, Metaphase, Anaphase, Telophase
• Anaphase, Prophase, Telophase, Metaphase

When a cell divides in mitosis, what do we call the 2 new cells?

• mother cells
• father cells
• daughter cells
• son cells

The mantle of Earth is made partly of magma. When magma rises and sinks, this is called ______________. 

• a conduction current
• a hot spot
• a volcanic eruption
• a convection current

Tags

NGSS.MS-ESS2-1

Rain washing away soil from a hillside

• Weathering
• Erosion

Tags

NGSS.4-ESS2-1

Water getting into cracks, freezing, and breaking the rocks or pavement apart

• Weathering
• Erosion

Tags

NGSS.4-ESS2-1

_______ rock forms from magma/lava

• Metamorphic
• Sedimentary
• Igneous

Tags

NGSS.HS-ESS2-3

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.MS-ESS2-1

Rock that forms when sediment from older rocks get pressed and cemented together.

• Sedimentary Rock
• Metamorphic Rock
• Igneous Rock

Tags

NGSS.MS-ESS2-2

Which layer of the earth is rock made mostly of iron?

• Lithosphere
• Core
• Asthenosphere
• Mantle