Which kind of telescope is shown and where is it located?
a. optical, ground b. radio, space c. radio, ground d. optical, space
Answer: D
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The difference between speed and velocity is that ________
A) velocity is calculated using a physics equation B) velocity is the same as acceleration but speed is different C) they are expressed in different units D) velocity also includes a direction
Nuclear Reactions: Determine the missing product X in the following nuclear reaction: B + neutron ? X + alpha particle
Fill in the blank(s) with the appropriate word(s).
Which planet is able to retain the largest (by radius and by volume)atmosphere?
a) Mars b) Jupiter c) Earth d) Venus e) Mercury
An object increases in mass if it is moving rapidly compared to the observer
Indicate whether the statement is true or false