Architects and engineers who design buildings in areas prone to earthquakes try to create structures that will be stable if an earthquake hits. a shake table is used to shake a model and see what happens. It makes the same motion as an earthquake. You can see what it’s like when you build your own shake table and then try to create structures that can withstand the force of moving earth beneath them.
The Space race ended with a walk on the moon. What might have happened if the Soviet Union had won the race? What might have happened if the U.S. space program had continued? Do some brainstorming and come up with some ideas!
Although it's one of the brightest objects in the sky, seeing the closest planet to the sun isn't easy. As seen from Earth, it never strays far from the sun's blinding glare. Many famous astronomers are rumored to have never seen the elusive planet.
It is not possible for you to observe a comet each night, but you can observe the moon and the stars. In this activity, you are going to observe the stars during the period of a week using only your eyes. Write down your observations and draw pictures in your science journal.