CTBA 2 Review Quizs

Causes of the moon's orbit around the Earth.

• The Earth's gravity pulls the moon toward it.

• The moon's own gravity keeps it in orbit.

• The sun's gravity repels the moon away from Earth.

• The Earth's rotation pushes the moon away.

Objects that are ______ have more friction.

• smooth

• rough

• slippery

• polished

What is substance 4?

• A non-metal that conducts electricity

• A metal that conducts electricity, has a clear appearance, and shatters easily

• A gas that is colorless and odorless

• A liquid that is viscous and opaque

Day and night are caused by earth's __________.

• Revolution

• Tilt

• Rotation

• Orbit

Objects that are ______ have less friction.

• Rough

• Smooth

• Sticky

• Bumpy

What does the pendulum demonstrate as it swings between points?

• The transfer of potential and kinetic energy

• The conservation of mass

• The effect of gravity on motion

• The principles of harmonic motion

Potential energy vs Kinetic energy

• Potential energy is the energy of motion, while kinetic energy is stored energy.

• Potential energy is the energy stored in an object due to its position, while kinetic energy is the energy an object has due to its motion.

• Potential energy is the energy of an object at rest, while kinetic energy is the energy of an object in a state of rest.

• Potential energy is the energy that can be converted into heat, while kinetic energy is the energy of light.

What season is happening in the Northern Hemisphere at Position 3?

• Winter

• Spring

• Summer

• Autumn

Energy Transfer in Ecosystems

• Energy flows from primary consumers to producers in a food web.

• Energy flows from producers to primary consumers, then to secondary consumers.

• Energy flows from secondary consumers to primary consumers in a food web.

• Energy flows in a circular manner without a starting point.

Spring tides occur when the Sun, Moon, and Earth are _______, causing higher high tides and lower low tides.

• Aligned (in a straight line)

• At right angles

• In a circular motion

• Randomly positioned