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WorksheetsMission to Mars/What is a Star?
Total questions: 16
Worksheet time: 4hrs 0mins
Wk: 27
Put the steps of the engineering design process in order
Plan; Create; Test; Improve; Share; Ask; Imagine;
Improve; Share; Ask; Imagine; Plan; Create; Test;
Ask; Imagine; Plan; Create; Test; Improve; Share
Test; Improve; Share; Ask; Imagine; Plan; Create
Wk: 27
Limits in materials and resources are called ____.
criteria
goals
the problem
constraints
Wk: 27
The goals and purposes of a design plan are called criteria.
True
False
Wk: 27
An object that weighs 100 kg on Earth weighs only 38 kg on Mars. What causes this difference?
The gravity on Mars is lower.
The climate on Mars is colder.
The object experiences less drag on Mars.
The object loses mass during space travel.
Wk: 27
What is one constraint NASA engineers work with?
Rovers must collect multiple samples.
Rocket thrusters must escape gravity.
The sun’s gravity can capture rockets.
Vehicles should weigh as little as possible.
Wk: 27
Why do engineers build and crash cars?
to test their safety features
to find the maximum speed
to keep factory workers busy
to build better crash dummies
Wk: 27
Which two forces work on a rover’s descent with a parachute?
gravity and drag
tension and drag
friction and thrust
gravity and thrust
Wk: 27
A design plan should include a ____ with ____.
bibliography; graph
diagram; labels
data; research
Wk: 28
Why is the sun important to life on Earth?
It produces fuel.
It generates light.
It provides hydrogen gas.
It creates the atmosphere.
Wk: 28
What does an astronomer study?
life
rocks
space
water
Wk: 28
What protects Earth from the effects of solar flares?
Earth’s geosphere
Earth’s spatial field
Earth’s atmosphere
Earth’s magnetic field
Wk:28
Which star is closest to Earth?
Proxima Centauri
Sirius
the sun
Vega
Wk: 28
A shooting star is a star shooting across the sky.
true
false
Wk: 28
How far away is the star Proxima Centauri?
4.2 light years
5.2 light years
5.5 light years
7.0 light years
Wk: 28
The sun is a/an __________.
planet
star
asteroid
meteor
Wk: 28
What is a shooting star made of?
a dying planet
a giant ball of fire
a ball of gas
bits of dust and rocks
