Science Review Quarter 1 Review

The forms of energy that are provided by the Sun are known as light and heat energy?

• true

• false

What determines a star's brightness?

• distance from planet (Earth)

• Gas

• Gravity

• Air resistance

The Sun is a __________

• planet

• star

• satellite

• artificial satellite

Force is better known as the ____________ we experience on Earth.

• air resistance

• friction

• gravity

• energy

Which of these gives its own light?

• sun

• moon

• Earth

• Mars

A planet is an object that ______

• gives out its own light

• revolves around the Earth

• revolves around the Sun

• rotates on its axis

A star is an object that ---

• gives out its own light

• revolves around the Earth

• revolves around the Sun

• rotates on its axis

The directions of the greatest gravitational force acting on an object near Earth's surface is toward the center of Earth.

• True

• False

The wind is solely responsible for the ocean tides.

• True

• False

One factor that affects the brightness of a star is its relative distance from Earth; generally, closer stars are brighter, while more distant stars are dimmer?

• True

• False