Role of Gravity

The motion of galaxies and other celestial objects is caused by what?

• tides

• gravity

• space probes

• orbits

Gravitational strength depends on what 2 thing? 

• Weight

• Mass

• Distance

• Gravation

The influence of the Moon on the tides on Earth is greater than that of the Sun. Which best explains this? 

• The moon is more similar in composition to Earth than the Sun.

• The Moon has a smaller mass than Earth and the Sun.

• The Moon has a higher density than the Sun.

• The Moon is closer to Earth than the Sun.

Things we drop fall to the ground because ------------ pulls them down

• Density

• Gravity

• Four Seasons

What force makes an apple fall to the ground?

• gravity

• Air Resistance

• Size

• Weight

What is gravity?

• The force that pulls objects together

• The force that pushes objects apart

• The force that pulls objects to the center of earth

The amount of matter in an object is .........

• Force

• Weight

• pressure

• Mass

Which would be the most likely outcome of a meteorite's encounter with Earth?

• The meteorite orbits around Earth.

• The meteorite flies past Earth.

• The meteorite hits Earth and makes a crater.

• The meteorite burns in Earth's atmosphere.

On the moon, craters are formed when ________ hit the surface.

• meteoroids

• stars

• other moons

• comets

What affects the strength of gravity

• Weight and Mass

• Mass and Distance

• Distance and Weight

• Mass and Force