SBA Practice Test Grade 5

Front

What is an asteroid?

Back

An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What are the two main types of asteroids?

Back

The two main types of asteroids are C-type (carbonaceous) and S-type (silicaceous). C-type asteroids are made of carbon-rich materials, while S-type asteroids are made of silicate materials and metals.

Front

What is the largest asteroid in the asteroid belt?

Back

Ceres is the largest asteroid in the asteroid belt and is classified as a dwarf planet.

Front

What is the significance of Ida asteroid?

Back

Ida asteroid is significant because it has a moon named Dactyl, making it the first asteroid discovered to have a moon.

Front

What is the average size of most asteroids?

Back

Most asteroids are relatively small, ranging from a few meters to hundreds of kilometers in diameter.

Front

How do asteroids differ from comets?

Back

Asteroids are primarily made of rock and metal, while comets are made of ice, dust, and rocky material. Comets develop tails when they approach the Sun.

Front

What is the role of gravity in asteroid orbits?

Back

Gravity from the Sun keeps asteroids in orbit around it, similar to how it keeps planets in orbit.

Front

What is a moon in the context of asteroids?

Back

A moon is a natural satellite that orbits a planet or an asteroid. For example, Ida has a moon called Dactyl.

Front

What is verb tense?

Back

Verb tense indicates the time at which an action takes place, such as past, present, or future.

Front

Identify the incorrect verb tense: 'If I had put my book somewhere else, I would not have forget it!'

Back

The correct form should be 'forgot' instead of 'forget'.